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Mostly videos on hobby electronics, test & measurement, ham radio, and other stuff.  The site is mainly geared towards the hobbyist. Be sure to let me know if there's a similar topic that you'd like to see a video on!  With big thanks to long-time subscriber Dino (KL0S), I've now got an index to all of the videos (arranged numerically and by topic) - see the link at the lower right corner of the channel's head graphic.

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Joined April 24, 2007

30,494,189 total views

United States

Featured video

W2AEW Channel Trailer video (#95)

328,671 views

13y ago

Videos

#416: Vintage Tools: Slide Chart computers/calculators - before there was "an app for that!"

#416: Vintage Tools: Slide Chart computers/calculators - before there was "an app for that!"

16,000 views

4d ago

#415: The MC-750 Portable Antenna from Chelegance - time to setup and take down

#415: The MC-750 Portable Antenna from Chelegance - time to setup and take down

6,300 views

1mo ago

#414: How to use an SV4401A VNA to tune a duplexer

#414: How to use an SV4401A VNA to tune a duplexer

9,200 views

2mo ago

#413: Cascading Common-Emitter Amplifiers using an Emitter Follower

#413: Cascading Common-Emitter Amplifiers using an Emitter Follower

11,000 views

2mo ago

#412: Common Emitter Amplifier - Input and Output Impedance

#412: Common Emitter Amplifier - Input and Output Impedance

20,000 views

2mo ago

#411: Tool Tip: Not all Phillips screws are created equal - JIS vs. Phillips screws and drivers

#411: Tool Tip: Not all Phillips screws are created equal - JIS vs. Phillips screws and drivers

8,800 views

3mo ago

#410: How to update the firmware on the SV4401A handheld VNA from Sysjoint / Chelegance

#410: How to update the firmware on the SV4401A handheld VNA from Sysjoint / Chelegance

5,400 views

6mo ago

#409: Ham Radio: POTA go-kit using a Hidden Woodsman M55 Haversack for the Elecraft KX2

#409: Ham Radio: POTA go-kit using a Hidden Woodsman M55 Haversack for the Elecraft KX2

5,400 views

7mo ago

#408: Distortion using Class A, B, AB and C amplifier types (by request)

#408: Distortion using Class A, B, AB and C amplifier types (by request)

17,000 views

8mo ago

#407: Installation of Yaesu optional 500Hz Collins Mechanical Filter in the FT-857D

#407: Installation of Yaesu optional 500Hz Collins Mechanical Filter in the FT-857D

6,000 views

8mo ago

#406: Current Regulator/Limiting Diodes (JFET) and their applications

#406: Current Regulator/Limiting Diodes (JFET) and their applications

17,000 views

8mo ago

#405: Using TinySA Ultra to measure keyer speed of a Kenwood TS-890S transceiver

#405: Using TinySA Ultra to measure keyer speed of a Kenwood TS-890S transceiver

7,600 views

9mo ago

Popular videos

#124: How to install an RJ45 connector on a CAT5 Ethernet network Patch Cable - DIY Repair

#124: How to install an RJ45 connector on a CAT5 Ethernet network Patch Cable - DIY Repair

867,000 views

12y ago

#230: How to install a BNC connector on RG-58 coax | DIY Repair

#230: How to install a BNC connector on RG-58 coax | DIY Repair

828,000 views

10y ago

#75: Basics of Opamp circuits - a tutorial on how to understand most opamp circuits

#75: Basics of Opamp circuits - a tutorial on how to understand most opamp circuits

788,000 views

13y ago

#132: How to test MOSFETs with a DMM - a few methods...

#132: How to test MOSFETs with a DMM - a few methods...

613,000 views

12y ago

#170: Basics of IQ Signals and IQ modulation & demodulation - A tutorial

#170: Basics of IQ Signals and IQ modulation & demodulation - A tutorial

585,000 views

12y ago

#300: Ham Basics: Sending Morse Code / CW - straight key, paddles and iambic keying

#300: Ham Basics: Sending Morse Code / CW - straight key, paddles and iambic keying

466,000 views

7y ago

#84: Basics of Ferrite Beads: Filters, EMI Suppression, Parasitic oscillation suppression / Tutorial

#84: Basics of Ferrite Beads: Filters, EMI Suppression, Parasitic oscillation suppression / Tutorial

451,000 views

13y ago

#120: How to Install Anderson Powerpole connectors

#120: How to Install Anderson Powerpole connectors

438,000 views

12y ago

#314: How to use the NanoVNA to sweep / measure an antenna system's SWR and optimize its tuning

#314: How to use the NanoVNA to sweep / measure an antenna system's SWR and optimize its tuning

435,000 views

6y ago

#48: Basics of Lissajous Patterns on an Oscilloscope

#48: Basics of Lissajous Patterns on an Oscilloscope

418,000 views

14y ago

#136: What is a dB, dBm, dBu, dBc, etc. on a Spectrum Analyzer?

#136: What is a dB, dBm, dBu, dBc, etc. on a Spectrum Analyzer?

400,000 views

12y ago

#49: Simple Component Tester using Oscilloscope - Octopus Curve Tracer

#49: Simple Component Tester using Oscilloscope - Octopus Curve Tracer

399,000 views

14y ago

Basics and Tutorials on Scopes

NJARC Oscilloscope School a.k.a. "Scopes For Dopes"

NJARC Oscilloscope School a.k.a. "Scopes For Dopes"

97,000 views

15y ago

#9: Basic 1X and 10X Oscilloscope Probe tutorial

#9: Basic 1X and 10X Oscilloscope Probe tutorial

246,000 views

15y ago

#10: AC / DC Coupling on an Oscilloscope

#10: AC / DC Coupling on an Oscilloscope

122,000 views

15y ago

#11: Tektronix Oscilloscope Triggering controls and their usage

#11: Tektronix Oscilloscope Triggering controls and their usage

173,000 views

15y ago

#33: Oscilloscope AUTO Triggering explained

#33: Oscilloscope AUTO Triggering explained

31,000 views

14y ago

#31: Analog oscilloscope ALT, CHOP, ADD, INVERT vertical controls

#31: Analog oscilloscope ALT, CHOP, ADD, INVERT vertical controls

33,000 views

14y ago

#35: Using the ADD/INVERT mode on an analog scope to view differential voltages

#35: Using the ADD/INVERT mode on an analog scope to view differential voltages

12,000 views

14y ago

#43: Analog Oscilloscope Basics: Making a Frequency Measurement

#43: Analog Oscilloscope Basics: Making a Frequency Measurement

129,000 views

14y ago

#44: Frequency measurement using Delaying Timebase on Analog Oscilloscope

#44: Frequency measurement using Delaying Timebase on Analog Oscilloscope

23,000 views

14y ago

#48: Basics of Lissajous Patterns on an Oscilloscope

#48: Basics of Lissajous Patterns on an Oscilloscope

418,000 views

14y ago

#25: Analog Oscilloscope bandwidth considerations

#25: Analog Oscilloscope bandwidth considerations

35,000 views

14y ago

#68: Oscilloscope Probe Ground lead length effects on signal quality

#68: Oscilloscope Probe Ground lead length effects on signal quality

48,000 views

13y ago

Ham Radio related

#7: Monitor your Ham Radio transmitter with an oscilloscope

#7: Monitor your Ham Radio transmitter with an oscilloscope

190,000 views

15y ago

#13: D-104 Microphone amplifier / Equalizer for Ham Radio

#13: D-104 Microphone amplifier / Equalizer for Ham Radio

80,000 views

15y ago

#28: My QRP "go kit" backpack with IC-703+ ham radio

#28: My QRP "go kit" backpack with IC-703+ ham radio

79,000 views

14y ago

#37: Use a scope to measure the length and impedance of coax

#37: Use a scope to measure the length and impedance of coax

238,000 views

14y ago

#3: TenTec 1254 Receiver Signal Path walkthrough

#3: TenTec 1254 Receiver Signal Path walkthrough

20,000 views

15y ago

#4: Oscilloscope view of TenTec 1254 IF and detected output on Shortwave signal

#4: Oscilloscope view of TenTec 1254 IF and detected output on Shortwave signal

10,000 views

15y ago

#30: Part II: Finishing the S-Meter on the Ten Tec 1254 Shortwave Receiver

#30: Part II: Finishing the S-Meter on the Ten Tec 1254 Shortwave Receiver

8,600 views

14y ago

#29: Adding a S-meter to TenTec 1254 Shortwave Receiver

#29: Adding a S-meter to TenTec 1254 Shortwave Receiver

15,000 views

14y ago

#34: Installation of upgraded microcontroller in the TenTec 1254 Receiver

#34: Installation of upgraded microcontroller in the TenTec 1254 Receiver

11,000 views

14y ago

#8: Two-tone test of SSB transmitter output

#8: Two-tone test of SSB transmitter output

53,000 views

15y ago

#12: Use Real-Time Spectrum Analysis to Characterize a transmitter key-up

#12: Use Real-Time Spectrum Analysis to Characterize a transmitter key-up

40,000 views

15y ago

#15: Ham radio Band-scope pan-adapter using Tek MDO4000 as a spectrum analyzer

#15: Ham radio Band-scope pan-adapter using Tek MDO4000 as a spectrum analyzer

18,000 views

15y ago

Circuit Tutorials

#105: More Circuit Fun: Simple 3 transistor sawtooth generator / oscillator

#105: More Circuit Fun: Simple 3 transistor sawtooth generator / oscillator

184,000 views

13y ago

#104: Circuit tutorial: sawtooth generator w/ current sources, diode switches, hysteresis comparator

#104: Circuit tutorial: sawtooth generator w/ current sources, diode switches, hysteresis comparator

147,000 views

13y ago

#87: Schmitt Trigger Oscillator / Tutorial / 74AC14 Inverter / squarewave generator

#87: Schmitt Trigger Oscillator / Tutorial / 74AC14 Inverter / squarewave generator

87,000 views

13y ago

#86: Improved NTSC video to Oscilloscope converter circuit / scope video monitor hack

#86: Improved NTSC video to Oscilloscope converter circuit / scope video monitor hack

40,000 views

13y ago

#83: Basics of RF Mixers in Radio Receivers / Mixer Tutorial / Frequency Conversion

#83: Basics of RF Mixers in Radio Receivers / Mixer Tutorial / Frequency Conversion

191,000 views

13y ago

#85: Basics of R2R Ladder DAC | Digital Analog Conversion, Tutorial R-2R DAC Thevenin Superposition

#85: Basics of R2R Ladder DAC | Digital Analog Conversion, Tutorial R-2R DAC Thevenin Superposition

65,000 views

13y ago

#82: How to use a Diode as a Switch / Diodes as Switches / Basics of Diode Switches

#82: How to use a Diode as a Switch / Diodes as Switches / Basics of Diode Switches

129,000 views

13y ago

#77: Op Amp Peak Detector Tutorial, with peak detector basics

#77: Op Amp Peak Detector Tutorial, with peak detector basics

79,000 views

13y ago

#79: Op Amp Power Supply Considerations: split, single, virtual ground, etc. - a tutorial

#79: Op Amp Power Supply Considerations: split, single, virtual ground, etc. - a tutorial

121,000 views

13y ago

#75: Basics of Opamp circuits - a tutorial on how to understand most opamp circuits

#75: Basics of Opamp circuits - a tutorial on how to understand most opamp circuits

788,000 views

13y ago

#60: Basics of Phase Locked Loop Circuits and Frequency Synthesis

#60: Basics of Phase Locked Loop Circuits and Frequency Synthesis

282,000 views

14y ago

#67: Basics of Common Emitter Amplifier Gain and Frequency Response with Measurements

#67: Basics of Common Emitter Amplifier Gain and Frequency Response with Measurements

196,000 views

13y ago

Repair Videos

#177: Kenwood Dual-Band TM-D710 repair, bad filter, design issue

#177: Kenwood Dual-Band TM-D710 repair, bad filter, design issue

43,000 views

11y ago

#176: Uniden / President HR2510 10m transceiver repair - won't transmit

#176: Uniden / President HR2510 10m transceiver repair - won't transmit

49,000 views

11y ago

#127: Repair Log, Part 2: Icom IC-706MkIIG flex circuit replacement - DIY repair

#127: Repair Log, Part 2: Icom IC-706MkIIG flex circuit replacement - DIY repair

21,000 views

12y ago

#126: Repair Log, Part 1: Icom IC-706MkIIG Damage assessment and connector repair - DIY

#126: Repair Log, Part 1: Icom IC-706MkIIG Damage assessment and connector repair - DIY

38,000 views

12y ago

#117: Repair Log, Part 2: Yaesu FT-7800 Dual Band FM Transceiver, fixed 2m tx problem

#117: Repair Log, Part 2: Yaesu FT-7800 Dual Band FM Transceiver, fixed 2m tx problem

37,000 views

12y ago

#116: Repair Log, Part 1: Yaesu FT-7800 Dual Band FM Transceiver, no VHF output

#116: Repair Log, Part 1: Yaesu FT-7800 Dual Band FM Transceiver, no VHF output

54,000 views

12y ago

#115: How to replace the meter movement in a Simpson 260 multimeter VOM

#115: How to replace the meter movement in a Simpson 260 multimeter VOM

36,000 views

12y ago

#108: Adding a CW-SSB Mode switch to the HF Packer V4 Amplifier (ham radio)

#108: Adding a CW-SSB Mode switch to the HF Packer V4 Amplifier (ham radio)

8,300 views

13y ago

#107: Adjusting the MOSFET drain current in the HF Packer V4 Amplifier (ham radio)

#107: Adjusting the MOSFET drain current in the HF Packer V4 Amplifier (ham radio)

19,000 views

13y ago

#102: How to desolder or unsolder components using solder wick and vacuum tools

#102: How to desolder or unsolder components using solder wick and vacuum tools

75,000 views

13y ago

#39: Function Generator debug and repair - Leader LG-1311

#39: Function Generator debug and repair - Leader LG-1311

20,000 views

14y ago

#36: Function Generator issues appearing as a triggering problem

#36: Function Generator issues appearing as a triggering problem

13,000 views

14y ago

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