Iambic practice
Oscillator

RF Sampler Toroid

Morse Code Trainer/
Oscillator

CW Beacon (CWB)

Audio & Novelty

Mini Memory Iambic Keyer
Schematic

Short - Open - Load
SMA Calibrator

Keying Adapter
3D Print Enclosure Link

10 to 1 Divider

Coaxial RF Load
50 Ohm - BNC

EM80 driver board
User Guide

1PPS Stretcher kit

10 to 1 Divider Kit

Schematics only, Click this button:

RF Sampler LPAD

10MHz Reference
Breakout PCB

Touch Key
Kit Builders Guide

PICAXE
Bas File

HV Power Supply

User Guides, click button to open.

EM84 Magic Eye Dual Input

Rf Sampler SO239

CPO with Pitch Control
User Guide Note

TDR - USB Power

Keying Adapter
'Switch Thing'

Coaxial RF Load
Test Port Math

Code Oscillator
CPO User & Kit Guide

Short - Open - Load
BNC Calibrator

CW Filter Kit
Build Guide

Touch Sensitive Paddles

Crystal Tester V2
User Guide

Reverse Polarity
Protection Switch

Calibrators & testers

Receivers & Allied

Mini Memory Iambic Keyer
Kit Build Guide

EM80 driver board
Kit Build

Crystal Tester
User Guide

100/50/25 KHz
Crystal Calibrator

Atari Punk
Console

LM386
Kit Build Guide

Morse Code/CW Devices

Outrigger +
Quick Start

50 Ohm Load
Flatpack

Crystal Tester
Kit Builder Guide

Touch Sensitive Key

Switched Attenuator

CW Filter
Quick Start

2 Port Antenna
Switch

Switched range Calibrator
1MHz - 100 KHz - 50 KHz - 25 KHz

Geiger Detector

Iambic practice
Oscillator V3.00

10 to 1 Multi Output Divider

2 Port Dimension
Drawing

Kit Build guides

Wide Range RF Marker
10 KHz - 8 MHz

RF Sampler with
Demod. Port

PICAXE
Programmer

Mini Memory Iambic Keyer
Quick Start

CPO Kit build Guide

Coaxial RF Load
50 Ohm - SO-239

The tracER
A Dual Range Tester/Octopus