August 1991
FEATURES
THIS DIGITAL TACHOMETER
features a 4-digit LED readout &
works with all car ignition
systems & with 4, 6 & 8-cylinder
engines. Details page 16.
4 Tuning In To Satellite TV, Pt.3 by Garry Cratt
A satellite ground station for less than $1000
14 A Step-By-Step Approach To Vintage Radio Repairs
Restoring a "dead" receiver
74 The Story Of Electrical Energy, Pt.12 by Bryan Maher
The Snowy Mountains Hydroelectric Scheme
PROJECTS TO BUILD
16 Build A Digital Tachometer by Darren Yates
Has 4-digit LED readout & works with all car ignition systems
24 Masthead Amplifier For TV & FM by John Clarke & Greg Swain
Add this booster unit to your mast & clean up your TV reception
38 PC Voice Recorder by Darren Yates
Use your PC to store & replay messages up to 20 seconds long
66 Error Analyser For CD Players, Pt.2 by Stephen McBride
Second article describes the circuit details
SPECIAL COLUMNS
33 Remote Control by Bob Young
Large servo amplifiers for model yachts
HAVING TROUBLE with your TV
or FM reception. If so, add this
booster unit to your antenna mast
& clean up those noisy pictures.
It uses a commercial power
supply to make construction
really easy. See page 24.
55 Computer Bits by Jennifer Bonnitcha
Installing Windows on your PC
60 Serviceman's Log by the TV Serviceman
The case of the blowing fuses
82 Vintage Radio by John Hill
Getting out of trouble again
88 Amateur Radio by Garry Cratt
Ferrites - how they work & why they are used
DEPARTMENTS
3 Publisher's Letter
13 Bookshelf
36 Circuit Notebook
53 Product Showcase
81 Subscription Page
2
SILICON CHIP
86 Back Issues
92 Ask Silicon Chip
95 Market Centre
96 Advertising Index
EXPLORE THE WORLD of
digitized speech with our new
low-cost PC voice recorder. It can
record messages up to 20 seconds
Jong, store them on hard or
floppy disc, & then replay them
when requested - see page 38.