73 Amateur Radio Today – June 1993
Issue Contents:
The Ubiquitous Coaxial Connector
– Wire up these common connectors the easy way …… WB2WIK/6 10
Portable Packet Digipeater for Emergency Service
– Put together this compact system before disaster strikes …… K6YDW 16
16 Tips for Using PCB Layout Software
– You can do things differently when you design a PCB on your computer …… N8PTG 28
Building and Using N7APE’s NiCd zapper
– An update …… K4GOK 34
Backup Battery Monitor/charger/alarm
– Be prepared for emergencies …… KB4ZGC 40
HF/vHF Digital MFJ SWR Analyzer
– MFJ’s latest version of this helpful antenna tool …… WA4BLC 46
US Digital Company’s DVR 501A Simplex Repeater System
– A low-cost simplex repeater …… N1GPH 48
73 Amateur Radio Today – June 1993