Touch Paddles Schematic
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tracER
TDR using 12 v DC Power
Mini Iambic Schematic
Audio & Related
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Iambic Practice Oscillator
Morse & Related
CPO with Pitch control
Crystal Calibrator Schematic
Keying Adapter
Electronics & Physics
Switched Range Marker
Code Practice Oscillator
RX & TX + Allied
CW Filter Black on white
Touch Key Schematic
TDR with USB Power
Geiger Counter
Crystal Tester/Checker V2
Sampler with demod port
RF Marker Schematic
CW Filter White on Black
2 Port Switch
Crystal Tester/Checker
LM386 Amplifier Kit
Test & Measurement
Switched Attenuator Schematic
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