Kit Build guides

Switched Attenuator

CW Filter
Quick Start

EM80 driver board
User Guide

1PPS Stretcher kit

CW Filter Kit
Build Guide

Touch Sensitive Paddles

Calibrators & testers

Receivers & Allied

Mini Memory Iambic Keyer
Kit Build Guide

10MHz Reference
Breakout PCB

Touch Key
Kit Builders Guide

EM80 driver board
Kit Build

PICAXE
Bas File

Crystal Tester
User Guide

100/50/25 KHz
Crystal Calibrator

HV Power Supply

User Guides, click button to open.

CW Beacon (CWB)

CPO Kit build Guide

Short - Open - Load
Calibrator

Touch Sensitive Key

Reverse Polarity
Protection Switch

Schematics only, Click this button:

RF Sampler LPAD

The tracER
A Dual Range Tester/Octopus

50 Ohm Load
Flatpack

Audio & Novelty

Coaxial RF Load
Test Port Math

Coaxial RF Load
50 Ohm - BNC

10 to 1 Divider Kit

Coaxial RF Load
50 Ohm - SO-239

Mini Memory Iambic Keyer
Quick Start

Morse Code/CW Devices

Outrigger +
Quick Start

Code Oscillator
CPO User & Kit Guide

10 to 1 Divider

Crystal Tester V2
User Guide

RF Sampler Toroid

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

Keying Adapter
3D Print Enclosure Link

Wide Range RF Marker
10 KHz - 8 MHz

RF Sampler with
Demod. Port

10 to 1 Multi Output Divider

2 Port Dimension
Drawing

TDR - USB Power

Keying Adapter
'Switch Thing'

PICAXE
Programmer

CPO with Pitch Control
User Guide Note

Iambic practice
Oscillator V3.00

Rf Sampler SO239

Crystal Tester
Kit Builder Guide

LM386
Kit Build Guide

Mini Memory Iambic Keyer
Schematic

Morse Code Trainer/
Oscillator

Geiger Detector

Iambic practice
Oscillator

2 Port Antenna
Switch

Atari Punk
Console

EM84 Magic Eye Dual Input