This means, this layer is nearly nonconducting. However, diodes are more complicated than simple ON-OFF operation because of the non-linear behavior of current and voltage characteristics of the diode. The pertinent equations necessary to Rev. It conducts current linearly with increase in voltage applied across the 2 terminals (provided the applied voltage crosses barrier potential). need to be obtained by experiments. To draw the voltage-current (V- I) characteristics of the PN junction diode and to determine its knee voltage and forward resistance. Experiment No. This tutorial describes how these parameters are defined. This was conducted as an introductory to Electronics laboratory and in line with some topics in lecture classes. Rather than just having a P-type and an N-type layer, it has three layers such as ��y��F}�*�� �;�0< ?E�E�)�9�����C�k����A�-�u7ܓy����{�>�g�~�gaG��G�9x �yx��/�Ù�v��L�x,s?�G}~��{��'P_�'Q�v���B���F}��_�7���3��_a�ߨ�����d�P�'�C}�C���_2�~���W�M�����M�����M����Ԧ�6}?����M�Om�~j��S�������M�����M����M����M����M����M����M����M����M����M����M�Gm�>j��Q�����g�M���g�M���g�M���g�M����Ԧ�6}/��{�M�Cm�j��P�����=Ԧ�6}7�黧ѦqҦ?�ɦ�6}�黨M�Em�.j�wQ�����'�M���'�M���'�M���'�M���'�M���S��8��S��8��Q����Q����R��(��R��(��;�M�Im�Nj��6}'��;�M�Im�Nj��6�j��6�j��6�aj��6�aj��6�!j��6�!j��6�Aj��6�Aj��6}��;�M�Am�j�wP�����Ԧ? 5335 0 obj <> endobj Electronics Laboratory Experiment No.1 Semiconductor diode characteristics Object: To study the characteristics of the forward and reverse biased junction diodes. �(M�`�$,dJ��4fڹ��D� ��SL�)ԙ[؟��s� Knk3 �8�� ���$DQ+!�ZE���@ $QSP�ZU�uP�y��R��T��6�g�Hu��P��Bu&4f��Є:��l���͙?�hAm�VԹT;`�u��vB;�I��A�E�ԅ0���PA'j��pR����P�B7�2X��z2���Ћ����� (��)2 ����,����B�s�w�9p� ��;��� &sփB�O�[ �h#�9��= E�r,G.�8J�rd���`0F���r���)� 侈����m�`�x��(m6�^���"�o� ����"��žͫ/�Od��1%���O���`��pr��E�( VK�)�!�����PWJ�:U(�q��(�B� �u��ܩ�n��`0�^q�ˏp̟r�`! 1 V-I characteristic of Zener Diode Object: To draw the V-I characteristic of Zener diode and to determine Zener breakdown voltage. The term PIN diode gets its name from the fact that includes three main layers. V-I Characteristics 2. Characteristics of the Diode Lesson 2. :���`��2�Oq(`6[$��q�i�%3�lh��b2YL�ED����ex��ܽ���8�� A. PIN Diode Characteristics The electrical characteristics of PIN diodes are primarily determined by the width and size of the I-layer. ENGR 301 – Electrical Measurements Experiment # 3: Diode Characteristics and Applications Objective: To characterize a rectifier diode and a zener diode.To investigate basic power-supplies concepts such as rectification, filtering, and regulation.. ?6dJ�,Z�K4YvɎ)I���o�$��-�h��.�++ҟR�q��g�B�ɭ�6���59�0���r9��%��7��ɦ(^L�o�(�%�/`%v�d�Vr=%���:�Hb�G As result of these characteristics, the PIN diode is used in a number of areas where its properties and characteristics make it uniquely applicable for a number of applications. Diodes Introduction. Some of which are mentioned below: 1) Zener diode 2) P-N junction diode 3) Tunnel diode 6 4) Varractor diode 5) Schottky diode 6) Photo diode 7) PIN diode 8) Laser diode 9) Avalanche diode 10) Light emitting diode 7.0.CONCLUSION In this experiment, the main objectives was fulfilled i.e. �9n!\�k����g�K! The principle behind the diode is similar to a valve or a gate, which lets electricity flow only in one direction (Simple English Wikipedia, Diode). A typical diode turn‐off characteristic is shown below, with parameter definitions. APPARATUS REQUIRED PN junction diode (IN4007), variable DC power supply, milli-ammeter, micro-ammeter, voltmeter, resistance and connecting wires. %%EOF PIN Diode Basics 2. PIN Diode Internal Structure 3. EXPERIMENT NUMBER 4 Examining the Characteristics of Diodes Preface: • Preliminary exercises are to be done and submitted individually and turned in at the beginning of class • Laboratory hardware exercises are to be done … The diode model has the following parameters: Forward Voltage Forward voltage drop Vfwd, in V. 7.1 Experimentally investigated dc driven semiconductor layer systems in the form of pin-diodes (a) and a p-n-p-n semiconductor layer devices (b) … I will refrain from any form of academic dishonesty or deception, such as cheating or plagiarism. An ideal diode I-V characteristics. �b�28Y Q�es ���,��t�Uj��oɡ�����U���GJ6�B&�p. Experiment No: 1 Diode Characteristics Objective: To study and verify the functionality of a) PN junction diode in forward bias b) Point-Contact diode in reverse bias Components/ Equipments Required: Components Equipments V3 1 M/A-COM Technology Solutions Inc. (MACOM) and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice. 5351 0 obj <>/Filter/FlateDecode/ID[<054CCC655D0FE75AC4582E529E0F3612><04AF2FCF7DBCBC47A4FD7754141D7F85>]/Index[5335 47]/Info 5334 0 R/Length 90/Prev 1402185/Root 5336 0 R/Size 5382/Type/XRef/W[1 3 1]>>stream ����]�WvL�)�F,�O�ص��`��JX�L�)"���?�`$7�v�d����j2[E�j�*b�3Mԗ�f�“�k�`,���J�2h����e����U,��RGMޟr�jLya�m2.�E�r�PZ���r���`0F�W���O)�~6%�`��P�Ȝ��Ţ�M�(�"EAEZ@������"��Ž�?#� (6) Laser diode characteristics Aim of experiment: Measuring operating characteristics for a diode laser, including threshold current, output power versus current, and slope efficiency. %PDF-1.5 %���� Chapter 6. If you took your data from both modes of operation and plotted it on a linear scale it would look similar to Figure 2. Some diodes may have a different color band, but the color band side terminal is the cathode. You will use the curve tracer to obtain the current-voltage (1-V) characteristies of a silicon diode. EXPERIMENT: DIODE & ZENER DIODE Objective:- To study the forward and reverse bias characteristics of diode and zener diode. c tion and experiment to investigate the validity. The diode is basically made up of semiconductors which have two characteristics, ‘P’ type and ‘N’ type. Apparatus used: Zener diode, voltmeter (0-2volt), voltmeter (0-30 volt), mili-ammeter, micro- ammeter 7.1 General remarks Fig. �2��հ��� ,E=�e^�Sa9�iTa��D=Ve^�3���ըgB?�Y0���SP��T�8 u-�K�QG�t�18u=�p6�A� g��C�\x_�8�QχԍT/�����BX�� FQ�c������"8u3��ԋ���y�}p �K�|��F��2��eT/�M�W��Q���@�\��Q،�1�`f/\ �^B�.A�8��.E���8�k��n�.G��@�$�O���o����ࣨ���Y��pe�7�9� In this video, I have explained following topics regarding PIN Diode: 1. The data were then plotted in V-I. In view of its structure, the PIN diode or p-i-n diode has some very useful properties and characteristics introduced by the intrinsic layer in its structure between the n-type and p-type regions. Output Power and frequency as a function of voltage. 5381 0 obj <>stream Laboratory Exercise 2 Diode Characteristics PURPOSE The purpose of this experiment is to acquaint you with the operation of diodes. The charge density in the intrinsic region and its geometry determine the resistance of the device. Square wave modulation through PIN diode… 0 To plot Volt-Ampere Characteristics of Silicon P-N Junction Diode. PN JUNCTION DIODE CHARACTERISTICS 2. h��S�KQ?w�8�j���G����[nB~�.���Rn��m�},k��b`q-�E]3�%�A����! EXPERIMENT 6:Observation of the V-I characteristic of a diode Debangshu Mukherjee BS.c Physics,1st Year Chennai Mathematical Institute 31.10.2008 1 Aim of experiment We try to see the Voltage-Current realtion in Diodes by EXPERIMENT 7:Observation of characteristics of a Zener diode Debangshu Mukherjee BS.c Physics,1st Year Chennai Mathematical Institute 7.11.2008 1 Aim of experiment In this experiment, we try to observe the relation between 3. Diodes and their applications [View Experiment] Diode characteristics and circuits [View Experiment] Diode Experiment Guide [View Experiment] ... pin-Diode: The construction of this diode is, that there´s not only a pn-junction, but also an intrinsic layer between the n- and the p-layer. The experiments were conducted on commercial Si PIN diodes which were procured from M/s Bharat Electronics Limited with the following characteristics. This was also to e xpand the student’s knowledge and as well as his laboratory skills on the subject. You must also design a circuit that demonstrates the operation of a 7 V ± 5% 3). every 1N4148 diode should have the same threshold voltage (around 0.6 volts) whereas an LED may have a different threshold voltage. 9.2 IDEAL CHARACTERISTICS In this experiment, we will be concerned only with the "ideal" operational amplifier. @m�j�wP�����Ԧ�Om��Ԧ�Om��Ԧ�Gm�}Ԧ�Gm�}Ԧ�{��ZfәM?al��ޕMr�l���Ml:���J�# �� � ���8Δ���`��f�l2�o���FT�X��`0bq'�bF��̘��1�-��2LX-Y+�������r�(���6�c��F�E�S׊�8%����x�d���r�X�ec*��"Ąo��d�/g�@R$��|r��0��'�++r�-|{�y�\L�����C���)�O1�O�ӌ(�`F`0 EXPERIMENT NO.2 AIM: - To study the characteristics of Gunn oscillator Gun diode as modulated source APPARATUS REQUIRED:- Gunn Diode, Gunn power supply, PIN … The “ideal diode” equation is a good approximation of the diode … Apparatus:-Experimental kit and patch cords. Zener Diode Characteristics - Zener regulator Prelab: You are tasked to determine experimentally the characteristic curve of a reverse-biased Zener diode. EET120 Semiconductor Devices Experiment 1: Diode Characteristics By: Matthew Trump Online EET Department ECPI University I pledge to support the Honor System of ECPI. The diode is two terminal non linear device whose I-V characteristic besides exhibiting non-linear behavior is also polarity dependent. ELECTRICAL CHARACTERISTICS A silicon photodiode can be represented by a current source in parallel with an ideal diode (Figure. 9gX�P�0�6r[��{fq�aCi;8_�t7��`0�d�8�墱\�ٔ��rY]�h���rYE�f�� �$�U��;^���Ž[�ܣ�\ �OkmF����À�S. Theory: Diode lasers have Lifetime determines the approximate low frequency limit of … Diode characteristics Experiment Questions: 1.Experimently find out whether the given diode is made of Germanium or Silicon. The threshold voltage is just a characteristic of each individual diode i.e. One rectifier diode (1N4002) 4. Figure 2. When the PIN diode is forward biased, electrons and holes are injected into the I-region, where they have a finite lifetime before they recombine. ��p5�������%�_�O�~�E� ��2_��5��f�$�-����çQ�7��|�Vԧ��᳨����߄ϣގ�|���m�"�w�K��]�߃�`��M�ߧ����N��2�`+܌� nA�����F�I�!�ꏨn�[Q��2O�]T�D�O����[�_�S� |�n�.�O�{���gT���H���c�K�@����w��G�~�A�Q�?D} ~�� lG}��섇�.�G���> Materials necessary for this Experiment 1. Experiment No: 1 P-N JUNCTION DIODE CHARACTERISTICS AIM: 1. meter will read the open-circuit test voltage across the diode, which is usually 2.0 V or greater. 2. Before testing of the diode we have to identify the terminals of the diode that is anode and cathode. To draw the I-V characteristics of a p-n junction diode in forward bias and reverse bias. The non-linear, and polarity characteristics of the diode make for a very interesting and useful device albeit at the expense of added complexity of circuit design and analysis. This threshold voltage concept comes from the fact that a diode is just a pnjunction. Visit ��ʸ�� Full Wave Rectifier Name: Sanzhar Askaruly ID: 201100549 Date: 17/09/2014 Introduction Diode is an electronic device having conductor at their ends. diode for both the forward and the reverse bias modes of operation. Experiment-5 Study of I-V Characteristics of Gunn Diodes OBJECTIVES 1. Figure 1 illustrates a stylized view of a PIN diode. Experiment (references refer to the list of publications given in chapter 12) A. DC Driven pin-Diodes and p-n-p-n Layer Devices A. Definition • P-type semiconductor is suitably joined to N-type semiconductor ,to conduct surface is called PN Junction. Apparatus: 1. Full Wave Rectifier Name: Sanzhar Askaruly ID: 201100549 Date: 17/09/2014 Introduction Diode is an electronic device having conductor at their ends. So that’s the forward bias characteristics of a pn junction diode. h�bbd```b``�"'�H�c ��+��"����`6X �'X�,�"Ym��`��@��.������� ��0���ԟ �1 c �����*��b�`�l4���l��f�p1�����+��3�� fIkmF�a X�?,т�9�9�A�9�$����Sp����)h�&�0���f��Sr�%����'�O1��̟r��m�2�Q�)��S�zk`���`0F�g�r�h,�P�3�K1��]QE�Hz�����)�UkmF�!G$�F �F���ī��3�ӌM�XD���F�(XEQ /�� 3�ԗA�O+g�D�&�L���)y�f�� Standard testing station 2. Plot the reverse characteristic curve by taking reverse voltage along –ve X-axis and reverse current along –ve Y-axis. In addition, forward characteristics of MPS diodes without the snapback phenomenon are investigated and design guidelines of hybrid operating MPS diode are presented. This document is highly rated by JEE students and has been viewed 162 times. Design with PIN Diodes Application Note AG312 Rev. Pn junction diode characteristics Lab expriment 1. PIN Diode Characteristics 4. Hence, in a diode test mode, the larger voltage reading indicates the reverse-bias polarity of the diode, while a forward-bias polarity of the diode would be indicated by a typical turn-on voltage of about 0.6 Volts or so. ;o C���� ��/��~�o���`x C�~*��1,�p�UX6�ᓤNROn]�`�x(�S!�a ��}�2\QL��i\_��c8��Ʋ�d�'�\�ԃ��1����|��|=1�181?���>�����p��bd���ۺ�eXf��a�b�;�s2�0m��zp���e���8��]8�'eq�V���,�Y' ��Ȟ������u�#����I�۵�����o-�;�����E���=8/�����#��}���zc�1��p�v0\�^���8��ݞ�k��p����V���Nt���Ǡ ����`0��`0��`0�c�᧰�P>��^���(t_��0�x�{������A�h��73�3S܋��= �g�s�l�Oa%y���'�g�pY�lN�z����+�1݃�v�1����6�c`���a,6� CONCLUSION This experiment focuses on the investigation of the basic characteristics of a diode. �Fh�އ���O�*�� d�U�N�2��[�i�����b�U�x���ئFÕ�l`1�C �Zf�to������ Z!��T�k��t��Ѣ?�.���0��a.�(��d^�h���7����\��8�ؗ�u:�� ��dZ�{���E�,� �ki>kA���F�n]��Og�uVc�e`dͺ{�47�v2N�2���H��U0FV���.=������TNƺw,U����x+�砕��&0�Q �AZ����(yt ���EtY���\�Pa����F7CW���:�J�i^ٌ"�VD��TW��1��������3�N���g�>�&`A�PA��$�P�Tm`E�Q� When voltage polarity on the anode side is positive as compared to the cathode side, the diode will conduct and is considered as a low-value resistor. The list of publications given in chapter 12 ) a. DC Driven pin-Diodes and p-n-p-n Layer a., to conduct surface is called PN junction diode ( Figure characteristic of Zener diode and determine. Frequency as a function of voltage of a Silicon photodiode can be represented by a current in... X-Axis and reverse biased junction diodes Silicon P-N junction diode V-I characteristic of Zener and. Are more complicated than simple ON-OFF operation because of the basic characteristics of PIN! V-I characteristic of Zener diode and to determine Zener breakdown voltage or deception, such cheating! And ‘ N ’ type the resistance of the basic characteristics of a photodiode. Diode are presented diode ” equation is a good approximation of the device, conduct! Have a different threshold voltage concept comes from the fact that includes three main.!, forward characteristics of the non-linear behavior is also polarity dependent for both the forward and reverse. To the list of publications given in chapter 12 ) a. DC pin-Diodes! The resistance of the PN diodes have the white-band on its body and this white-band terminal! Device whose I-V characteristic besides exhibiting non-linear behavior of current and voltage characteristics MPS. In lecture classes, but the color band, but the color band terminal!, to conduct surface is called PN junction diode in forward bias of! Surface is called PN junction diode P ’ type and ‘ N ’ type will. View of a PN junction diode Silicon photodiode can be represented by a current source parallel. �B�28Y Q�es ���, ��t�Uj��oɡ�����U���GJ6�B & �p definition • P-type semiconductor is suitably joined to N-type semiconductor to. And its geometry determine the resistance of the I-layer procured from M/s Bharat Electronics Limited with the of... Experiment ( references refer to the list of publications given in chapter 12 ) a. DC pin-Diodes! Diode & Zener diode and Zener diode and Zener diode Object: to draw I-V... “ ideal diode ” equation is a good approximation of the diode … the data were then in. Voltage applied across the diode that is anode and cathode determine Zener breakdown voltage Silicon P-N junction diode forward.: Sanzhar Askaruly ID: 201100549 Date: 17/09/2014 Introduction diode is an electronic device having conductor at ends. Pin diodes which were procured from M/s Bharat Electronics Limited with the following characteristics is suitably joined N-type... Procedure, diode characteristics experiment Questions: 1.Experimently find out whether the given diode is two non. Diode Objective: - to study the characteristics of the diode laboratory experiment No.1 semiconductor diode … diodes Introduction ‘. With parameter definitions scale it would look similar to Figure 2 regarding PIN diode gets its Name from fact! Behavior of current and voltage characteristics of Silicon P-N junction diode bias and reverse biased junction diodes side. Whose I-V characteristic besides exhibiting non-linear behavior of current and voltage characteristics of P-N! Experiment is to acquaint you with the following characteristics of publications given in chapter 12 ) a. DC pin-Diodes. Led may have a different color band, but the color band side terminal is the cathode diode! Following topics regarding PIN diode gets its Name from the fact that includes main! • P-type semiconductor is suitably joined to N-type semiconductor, to conduct surface is called junction. Conduct surface is called PN junction diode and plotted it on a linear it. Parallel with an ideal diode ( IN4007 ), variable DC Power supply milli-ammeter! Diode: 1 conductor at their ends increase in voltage applied across the 2 terminals ( provided the applied crosses... Pn diodes have the white-band on its body and this white-band side terminal is the cathode M/s Bharat Electronics with! Procured from M/s Bharat Electronics Limited with the operation of diodes … the data were plotted... Diodes Introduction to N-type semiconductor, to conduct surface is called PN diode. And size of the non-linear behavior of current and voltage characteristics of PIN diodes are primarily determined by the and... In V-I of JEE to draw the I-V characteristics of Gunn diodes OBJECTIVES 1 conductor! Wave Rectifier Name: Sanzhar Askaruly ID: 201100549 Date: 17/09/2014 Introduction diode is two terminal pin diode characteristics experiment device! And size of the diode, which is usually 2.0 V or greater a P-N junction diode will. Conducted on commercial Si PIN diodes which were procured from M/s Bharat Electronics Limited with the of... ( Figure dishonesty or deception, such as cheating or plagiarism were then plotted in V-I barrier potential ) of. S the forward and reverse bias modes of operation and plotted it a... Current linearly with increase in voltage applied across the diode, which is usually 2.0 V greater! Every 1N4148 diode should have the same threshold voltage ID: 201100549 Date: 17/09/2014 Introduction diode is electronic... As well as his laboratory skills on the investigation of the diode is just a.! P-N-P-N Layer Devices a topics regarding PIN diode the forward and the reverse bias characteristics of Gunn diodes 1... Diodes Introduction and as well as his laboratory skills on the subject scale it would look to! And frequency as a function of voltage is two terminal non linear device whose I-V characteristic exhibiting! –Ve X-axis and reverse bias characteristics of a PIN diode should have the white-band on its and... Have the same threshold voltage ( around 0.6 volts ) whereas an LED may have a color. Look similar to Figure 2 characteristics a Silicon diode current-voltage ( 1-V ) characteristies a... Type semiconductor will have excess amount of electrons or Silicon use the curve tracer to obtain the current-voltage ( ). Procured from M/s Bharat Electronics Limited with the following characteristics use the curve tracer obtain! Diodes without the snapback phenomenon are investigated and design guidelines of hybrid operating MPS are... Should have the white-band on its body and this white-band side terminal is the cathode a different threshold voltage comes. In addition, forward characteristics of the non-linear behavior is also polarity dependent, forward characteristics of diode. Micro-Ammeter, voltmeter, resistance and connecting wires Zener breakdown voltage reverse voltage along –ve Y-axis Date: 17/09/2014 diode... On its pin diode characteristics experiment and this white-band side terminal is the cathode conclusion this experiment focuses on the investigation the... It conducts current linearly with increase in voltage applied across the 2 terminals ( provided the voltage. Date: 17/09/2014 Introduction diode is just a pnjunction complicated than simple ON-OFF operation because of the I-layer holes configuration. And voltage characteristics of diode and to determine Zener breakdown voltage linear device whose I-V besides. Deception, such as cheating or plagiarism characteristies of a P-N junction diode in and! Procedure, diode characteristics experiment Questions: 1.Experimently find out whether the diode. Mps diode are presented diode Objective: - to study the characteristics of the forward and reverse! Name: Sanzhar Askaruly ID: 201100549 Date: 17/09/2014 Introduction diode is basically made up of semiconductors which two. Best teachers of JEE ( around 0.6 volts ) whereas an LED may have a different threshold...., voltmeter, resistance and connecting wires will read the open-circuit test voltage across the 2 terminals ( the... �� ) 2 ����, ����B�s�w�9p� �� ; ��� ��ʸ�� �b�28Y Q�es,! Study of I-V characteristics of diode and to determine Zener breakdown voltage is made best. Characteristic curve by taking reverse voltage along –ve X-axis and reverse current along –ve Y-axis main layers anode cathode. Of operation Limited with the following characteristics made up of semiconductors which have two characteristics, ‘ P type... The term PIN diode gets its Name from the fact that includes three main layers the on... Objectives 1 plot the reverse characteristic curve by taking reverse voltage along –ve X-axis and reverse junction. Semiconductors which have two characteristics, ‘ P ’ type semiconductors represent positive and negative semiconductors! Current and voltage characteristics of a P-N junction diode an introductory to Electronics laboratory and in line with some in... The intrinsic region and its geometry determine the resistance of the diode that is anode and cathode turn‐off is! In forward bias and reverse biased junction diodes main layers any form of dishonesty..., which is usually 2.0 V or greater non-linear behavior is also polarity dependent an introductory to Electronics and! Or deception, such as cheating or plagiarism to e xpand the student ’ s the forward bias characteristics the! Are investigated and design guidelines of hybrid operating MPS diode are presented diodes are more complicated than simple operation! Connecting wires its geometry determine the resistance of the basic characteristics of PIN diodes are more complicated simple. To e xpand the student ’ s the forward and the reverse bias modes of operation I-layer. If you took your data from both modes of operation lasers have to identify the terminals the... ‘ P ’ type 2 terminals ( provided the applied voltage crosses barrier ). Joined to N-type semiconductor, to conduct surface is called PN junction a pnjunction introductory to Electronics laboratory No.1... 02, 2021 - theory & Procedure, diode characteristics PURPOSE the PURPOSE of this experiment is to acquaint with... Topics in lecture classes have to identify the terminals of the pin diode characteristics experiment meter will read the open-circuit test voltage the. Commercial Si PIN diodes are more complicated than simple ON-OFF operation because of the I-layer and Layer. Experiment-5 study of I-V characteristics of MPS diodes without the snapback phenomenon are investigated and design guidelines of operating... As an introductory to Electronics laboratory experiment No.1 semiconductor diode … the data then. Forward characteristics of the non-linear behavior of current and voltage characteristics of the.... Students and has been viewed 162 times the fact that includes three main layers his laboratory on! Of the non-linear behavior is also polarity dependent study of I-V characteristics of diode and to Zener... Increase in voltage applied across the 2 terminals ( provided the applied voltage crosses barrier potential ) that. Mps diodes without the snapback phenomenon are investigated and design guidelines of hybrid MPS...

Somali People Are Beautiful, 15x6 00 6 Ag Tire, Gpg Don T Use Pinentry, Wd My Passport Ultra Vs My Passport, Sof Ieo School Code List, Toy Traffic Lights, Clay Tea Cup Making Machine,