Assembly language programs that turn an Apple II computer into a white-noise generator that simulates the National Semiconductor MM5837 digital noise generator.
BYTE Apr 1980 (v.5#4) pg. 68
An easy to build 2 meter preamp and gated noise source.
CQ. THE RADIO AMATEUR'S JOURNAL Jul 1984 (v.40#7) pg. 52
SurfMan. Noise generator uses headphones to provide the soothing sounds of rain, crashing surf, or unmodulated pink noise. Est. cost: $35.
ELECTRONICS EXPERIMENTERS HANDBOOK 1994 pg. 53
SurfMan. Portable device which provides the sound of rain, crashing surf, or unmodulated pink noise over Walkman-style headphones. Est. cost: $28 (kit).
ELECTRONICS NOW Aug 1992 (v.63#8) pg. 33
Correction ELECTRONICS NOW Oct 1992 (v.63#10) pg. 14
Basic approach to measurement of receiver and converter noise figures, along with some simple noise generators.
ELECTRONICS WORLD Aug 1966 (v.76#2) pg. 24
White noise generator circuit.
HANDS-ON ELECTRONICS Aug 1987 (v.4#8) pg. 93
Simple and cheap noise generator circuit.
POPULAR ELECTRONICS [1] Jan 1968 (v.28#1) pg. 74
Build a "pink noise" generator. Pocket-size unit with two earphones mask disturbing noise with a gentle "rushing" sound.
POPULAR ELECTRONICS [1] Dec 1970 (v.33#6) pg. 61
Circuit to produce "pink noise", that is the sound of surf, a shower, stream, etc.
POPULAR ELECTRONICS [1] Apr 1975 (v.7#4) pg. 86
Making good use of noise in electronic troubleshooting.
POPULAR ELECTRONICS [1] Jan 1976 (v.9#1) pg. 83
Circuit for wideband r-f noise.
POPULAR ELECTRONICS [1] Dec 1976 (v.10#6) pg. 28
Build a pink noise generator for audio testing. Uses a new MOS noise generator IC.
POPULAR ELECTRONICS [1] Jul 1977 (v.12#1) pg. 66
Build a low cost white and pink noise generator. Estimated cost: $40.
POPULAR ELECTRONICS [1] Feb 1980 (v.17#2) pg. 67
Experimenting with electronic noise. Circuits for several noise generators are included, plus a few uses for noise are discussed.
POPULAR ELECTRONICS [1] Mar 1980 (v.17#3) pg. 80
Understanding the principles of electronic "noise".
POPULAR ELECTRONICS [1] Jan 1982 (v.20#1) pg. 72
White-noise generator circuit will drive noise signals into any reasonable impedance because of the special op-amps it contains.
POPULAR ELECTRONICS [2] Apr 1991 (v.8#4) pg. 26
Added Info POPULAR ELECTRONICS [2] Sep 1991 (v.8#9) pg. 20
More diode circuits. (1) Clamping circuits for either the positive or negative portion of an AC signal. (2) Protective circuits prevent reverse-voltage damage. (3) Meter guard circuit limits maximum voltage that can reach a meter. (4) Noise generator and amplified noise generator circuit uses a Zener diode. (5) Circuit to monitor the symmetry of an AC waveform. (6) RF switching circuit, antenna switcher, and transceiver switch for connecting radio equipment to an antenna.
POPULAR ELECTRONICS [2] Jun 1996 (v.13#6) pg. 66
Correction POPULAR ELECTRONICS [2] Dec 1996 (v.13#12) pg. 6
Build a pink noise generator to test your hi-fi response. Use this unit to establish room equalization of your system. Est. cost: $10.
RADIO-ELECTRONICS Jan 1978 (v.49#1) pg. 43
Added Info RADIO-ELECTRONICS Sep 1978 (v.49#9) pg. 16
Audio testing with pink noise. How to use a pink-noise generator to simplify making audio equalizer adjustments.
RADIO-ELECTRONICS Sep 1978 (v.49#9) pg. 44
Small, hand-held noise generator with 4" long probe. Useful for testing amplifiers. Powered by two penlight batteries. Est. cost: $2.
RADIO-TV EXPERIMENTER #814 Dec 1966-Jan 1967 (v.21#3) pg. 53
A stereo noisemaker. A pink-noise generator that features a stereo/mono switch and reverse-polarity switch.
SPEAKER BUILDER 4/1984 [Dec 1984] (v.5#4) pg. 16
Correction AUDIO AMATEUR 3/1991 [Aug 1991] (v.22#3) pg. 48 (White noise filter error)
A 1/3-octave noise source with a constant average power output and a sound level monitor. Used to measure loudspeaker response.
SPEAKER BUILDER 3/1992 [May 1992] (v.13#3) pg. 10
Added Info SPEAKER BUILDER 5/1992 [Sep 1992] (v.13#5) pg. 68
Modification tips for the Muller Stereo Pink Noise Generator to produce a flatter response.
SPEAKER BUILDER 2/1993 [Mar 1993] (v.14#2) pg. 70