The cassette lives on. An alternative to floppy disk mass storage. Includes a schematic for a peak-signal strength meter and tips on tape and adjustments to improve recorder performance.
BYTE May 1980 (v.5#5) pg. 12
Schematic shows how to add an S-meter to a CB set.
ELEMENTARY ELECTRONICS #763 Winter 1965 pg. 12
Myths and misinterpretations surrounding use of the S meter (signal strength) on a ham radio receiver.
HANDS-ON ELECTRONICS Jan 1989 (v.6#1) pg. 92
Added Info POPULAR ELECTRONICS [2] Aug 1989 (v.6#8) pg. 4
Economy citizens band S-meter.
POPULAR ELECTRONICS [1] Apr 1964 (v.20#4) pg. 50
Explanation of why different S-meters don't always read the same signal the same.
POPULAR ELECTRONICS [1] Apr 1966 (v.24#4) pg. 54
Circuit for adding the 0-1 ma S-meter to a radio receiver.
POPULAR ELECTRONICS [1] May 1968 (v.28#5) pg. 69
S-meter circuit for an inexpensive shortwave set.
POPULAR ELECTRONICS [1] May 1970 (v.32#5) pg. 80
RF signal-strength circuit that works with an oscilloscope and a sweep generator.
POPULAR ELECTRONICS [2] Feb 1997 (v.14#2) pg. 77
Build three low cost CB test meters. 1. Signal strength meter. 2. SWR meter. 3. Power meter.
RADIO-ELECTRONICS Oct 1977 (v.48#10) pg. 40
Circuit of an FET DC voltmeter for use as a "signal-strength meter" for an AM radio.
RADIO-ELECTRONICS Dec 1987 (v.58#12) pg. 15
Circuit for an audio level voltmeter having a range of 0 to -80 dBm. Accepts audio levels as low as ten microvolts. Use it to calibrate microphones and speakers, or as a receiver "S" meter.
RADIO-ELECTRONICS Sep 1990 (v.61#9) pg. 78