73 Amateur Radio Today – January 1997
Issue Contents:
The ScopeMixer
– An adventure in ham radio systems integration …… N6GKC 10
A Flexible Keyer
– A weekend of investments: a lifetime of ease …… W2GOW/7 17
Simple Mods for the Ramsey FX Transceiver Kit
– Customize it! …… N0BLX 24
Build This Receiver Pre-amplifier
– And use just about anything for an antenna …… W9CHV 26
Rechargeable Batteries
– The bottom line …… NZ9E 28
A Positive and Negative Power Supply
– A simple one-evening project …… KB4ZGC 31
An Enhanced Automatic Voltage Controller
– Make this project even more useful …… N4UAU 42
HFx From Pacific Sierra Research Corporation
– New propagation forecasting software …… N1VXW 35
MultiFAX AM/fM WEFAX Demodulator
– Fine-tuning a satellite tracking system …… WB9RRT 40
Communications Simplified Part 13
…… K2OAW 64
Build a Well-regulated Power Supply
…… N8PTG 69
A Hamfest Computer Shopping Guide
…… N3JSU 74
A Retiree’s HF Mobile Operation
…… K2FZ 78
73 Amateur Radio Today – January 1997
