kenwood 50

The 2-Element-HB9CV-Beam  ^updated - The HB9CV-Beam is a 2-Element-Yagi with two driven elements and was introduced by Rudolf Baumgartner, HB9CV in the 1950ies. The Beam is a coax-feeded version of the ZL-Special Construction by DK7ZB for 2m, 6m and 10m

Hairpin match for the 5 elements Tonna for 6 meter - How to improve the gain of your 5 element Tonna yagi for 50 MHz by roughly 3 db!

Easy Delta Loop for 50MHz - Build your own delta loop antenna for 6 meters band

Notes on building Yagis for 50 Mhz - Construction Details for 50MHz-Yagis in DK7ZB-Design

A Six element yagi antenna for the 50 MHz - Christoph petermann's df9cy six element yagi antenna for six meter band

A two band halo for VHF Mobile - 50 and 144 Mhz with a single mobile antenna system

Quagi antenna for 144 Mhz - A modified W5UN Quagi design optimized for 144.050 Mhz

Antenna Gain versus Height - Antenna gain for horizontal, vertical, and tilted orientation of a dipole for heights between 5 and 50 feet.

DO2NBS Live Streaming Video - German Amateur-Radio-Station DO2NBS Germany-Bavaria-Coburg

How to Work 6 Meter DX by W3EP - December 1998 QST World Above 50MHz copyright ARRL

6m technical docuemnts - A collection of scanned diagrams and designs, documents and modifications for 50 Mhz ham radio equipment

SB-220 SB-221 Heathkit Amplifiers - SB-220 or SB-221 Heathkit Amp Using Eimac's 3-500Z - K0GKD

Yaesu VR-5000 control software - F1MDT freeware remote control for yaesu VR-5000 in french

EasyTuner - Easytuner id an excel spreadsheet that tunes your radio. Works with all Kenwood and Icom receivers and transceivers that are computer-controllable. Sets receiver and transmitter frequency and mode

N1IBC Eimac 4CX1500B HF Power Amplifier - 1500 Watt HF power amplifier

JA3MHV Amplifiers - 4CX1000A x2 AB1GG Power Amplifier, 21MHz 15W and 3.5/7MHz 20W SSB Transceiver by JA3MHV, 50/144/435MHz 80W Linear Amplifier

K0GKD Solid State amplifier - High Power Solid State 600 Watts Output Motorola MRF 150 FETs

G3YXM 500 W solid state amplifier - HF 500 Watt power amplifier schematics by G3YXM

4CX1500 - This is a 4CX1500B grid driven amplifier that is built like a tank. The unit is considerably over designed as can be seen in the pictures documenting the construction

ON7WJ Amplifier 500 watt

500 WATT PA by SM0VPO  ^pop - 500W Power Amplifier by Harry Lythall - SM0VPO

GS35b Amplifier for 50 Mhz - Picturs of my 6 meter Pa with a GS35b

VHF linear amplifier pictures - 4CX250B X2 K2RIW style 2m amplifier

6 meters power amplifier - A PDF file containing schematics and instructions to hombrew a power amplifier for 50 Mhz

50MHz-Transverter 10m/6m from DK7ZB - This transverter was built in 1994, a discription in three parts (german language) for DOWNLOAD as PDF-files. Circuit, printed-boards and layouts in the files