Display # 
Dichroic Lamp Consumption (Q051E) 09 September 2020
Soldering Gun (Q052E) 09 September 2020
Abusive Use of the Solder Paste (Q053E) 09 September 2020
Parallel Fuses (Q054E) 09 September 2020
Mica Capacitors (Q055E) 09 September 2020
Properties of Mica (Q056E) 09 September 2020
ESD - Do not handle components (Q057E) 09 September 2020
Noisy Transformer (Q058E) 09 September 2020
Resistor Too Hot (Q059E) 09 September 2020
Replacing and Burning (Q060E) 09 September 2020
Intermittent fault (Q061E) 09 September 2020
Conductive Sponge (Q062E) 09 September 2020
Testing ICs (Q063E) 09 September 2020
Protected Outlets (Q064E) 09 September 2020
IC Suffix (Q065E) 09 September 2020
Magnets and Analog Multimeters (Q066E) 09 September 2020
Current in switches and outlets (Q067E) 09 September 2020
9V Battery in Place of 6 Cells (Q068E) 09 September 2020
Large Batteries x Small Batteries (Q069E) 09 September 2020
Equivalence of Integrated Circuits (Q070E) 09 September 2020
No Reach Wireless Remote Control (Q071E) 09 September 2020
Difference between Black and Ultraviolet Light (Q072E) 09 September 2020
Equivalence of Integrated Circuits (Q073E) 09 September 2020
Stand-By Consumption (Q074E ) 09 September 2020
Batteries of Different Types on the Same Device (Q075E) 09 September 2020
Reducing Voltages Without Transformer (Q076E) 09 September 2020
Printed Circuit Board Protection (Q077E) 08 September 2020
Voltage of Capacitors in AC Circuits (Q078E) 08 September 2020
Two Diodes as a Transistor (Q079E) 08 September 2020
High Power Tweeter (Q080E) 08 September 2020
Tubes pinout (Q081E) 08 September 2020
Transformer Heating (Q082E) 08 September 2020
Batteries Charging Time (Q083E) 08 September 2020
Germanium Transistors (Q084E) 08 September 2020
Matched Transistors (Q085E) 08 September 2020
Parallel Transistors (Q086E) 08 September 2020
Twisted Pair Wire To Connect Speakers (Q087E) 08 September 2020
Common Discrete x SMD (Q088E) 08 September 2020
Transformers For Tubes (Q090E) 08 September 2020
PNP or NPN - Which is the faster? (Q091E) 08 September 2020
Relay Contact Association (Q092E) 08 September 2020
Direct Drive on Drive Wheel (Q093E) 08 September 2020
AM and Shortwave Antenna (Q094E) 08 September 2020
Yellow or White Light (Q095E) 08 September 2020
Paper and Oil Capacitors (Q096E) 08 September 2020
Silver Spot on Tubes - Getter (Q097E) 08 September 2020
Dual and Triple Electrolytic (Q098E) 08 September 2020
Electric Charge on Cell Phone (Q298E) 08 September 2020
Tube Heating (Q099E) 08 September 2020
TIP31A, B or C (Q100E) 08 September 2020

Circuit Bench