Approximate Date

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1931-1935


Cross Channel Microwave, 1934 Style
 

1961-1965


2C39A

723A/B Klystron

DET22

GI-7B

KS9-20D Klystron

V233A/1K Heil Tube

1966-1970


10 GHz Mixer, IF pre-amp and Wavemeter

23 cm Converter

70 MHz IF Strip

Gunn Power Supply and Modulator

VHF Field Day 1968

WJ TWT

1971-1975


10 GHz Detector

10 GHz Gunn Oscillator and Cross Coupler

10 GHz Self Calibrating Wavemeter

20 dB 10 GHz Horn

Designing Paraboloids

Designing Paraboloids

G8AZU 10 GHz Gunn Oscillator

Gunn Diodes at 10,000 MHz

Locate - A Computer Program 1971 style

Putting Together Waveguide Components

The GM3OXX Portable 3cm Tranceiver

Varactors and Parametric Amplification

1976-1980


10 GHz Cavity Wavemeter

A Simple Waveguide Feed for Short Focal Length Dishes

Cavity Locking of Gunn Oscillators

Designs for 10GHz Bandpass Filters

G2DSP 10 GHz Wideband Tranceiver

G2DSP 24 GHz Tranceiver

G2DSP Gunn Oscillator Power Supply

G4ETU 10 GHz Wideband Tranceiver

Marker Generator up to 10 GHz

Microwave Associates 10 GHz Transceiver

Modifications to the JVL Transverter Design

The JVL Transceiver Mixer

The JVL Transceiver Mixer - in Detail

Travelling Wave Amplifiers

1980-1990


ICOM IC202S
 

1981-1985


10 GHz 'Solfan' Wideband Tranceiver

10 GHz WB Tranceiver

10.100 GHz Personal Wideband Beacon

20 dB 24 GHz Horn

24 GHz Self Calibrating Wavemeter

A Simple Method of Microwave Frequency Measurement

High Quality UHF Source for Microwaves

Plessey GDHM32 24 GHz Gunn Oscillator

PW EXE as Built by G8LSD

PW EXE Original Article

Siemens RW3 Travelling Wave Tube

The Mullard CL8630 Gunn Oscillator

The Range Max Gunn Oscillator

The Solfan Doppler Modules

The Wessex Doppler Modules

Varian X band TWT VA6152

1986-1990


10 GHz JVL Mixer Transverter

10 GHz Signal Source

24 GHz Cavity Wavemeter

3.4 GHz Power Amplifier

5.7 GHz JVL Transverter

Wayne Kerr Wavemeter

Whither 10 GHz Wideband
 

1996-2000


Operating Portable on the Cockayne Ridge
 

2006-2010


MBE-21 Technology Demonstrator
 
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