AIWA M-501 (1980) | Full Performance...

 

FULL PERFORMANCE...STUDIO SOUND. This is how Aiwa advertised it's M-501 mini-hifi components. Every unit a technological gem designed to provide total performance in a space no more than thirteen inches high and nine inches wide. SA-C50U Stereo Preamplifier - Full featured control unit, including MC cartridge, bass and treble controls, 20dB muting, cross-dubbing and all input/output facilities. SA-P50U DC Stereo Power Amplifier - 50 watts per channel, minimum RMS at 8 ohms, both channels driven from 20-20,000 Hz with no more than 0.02% THD. 9-point peak power indicators. ST-R50U Quartz Synthesized Tuner - Precise, automatic or manual tuning with a 12-station programmable memory; six each for AM and FM. SD-L50U Metal Compatible Stereo Cassette Deck - Professional-type IC logic controls, 3-color peak level bar graph indicators, Dolby* NR. Equally exciting is Aiwa's M-502, a complete system in two components AX-S50U AM/FM Stereo Quartz Synthesized Auto Tuning Receiver (20 watts per channel, minimum RMS at 8 ohms, both channels driven from 20-20,000 Hz with no more than 0.1% THD)... and the SD-L50U described above. Because full performance means convenience and versatility too. Aiwa has even more systems, components and options, including some you can't get from anyone else: AP-D50U, unique, front loading DD fully automatic turntable; HR-50H High-Com NR system with 25dB improvement over Dolby; RC-R300U infrared wireless remote, full-function control; MT-50U programmable, ultra-slim quartz timer for unattended operation and SC-E50Υ 3-way bass reflex speaker system with bass and treble tone controls.

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KENWOOD KR-7050 (1979) | Hi-Speed High Fidelity

 

The KR-7050 from 1979 was in no way inferior to its larger siblings in terms of sound quality and offered more than sufficient 2 x 80 watts RMS power at 8 ohms between 20 and 20,000 Hz with simultaneous drive of both channels. The Kenwood-developed, direct-coupled DC high-speed amplifier section of this receiver does without phase-shifting coupling capacitors, which significantly improves sound quality. It offers interference-free record playback thanks to the innovative equalizer with a signal-to-noise ratio of 84 dB. Switchable IF bandwidth, i.e., either optimal selectivity for receiving weak stations in the crowded FM band or maximum transmission range with minimal distortion for receiving strong local or regional stations. Versatile sound nuance options thanks to the tone control network with bass, midrange, and treble controls, as well as additional 5-position crossover switches for the low and high frequencies. Microphone input jack. Specifications: 80W + 80w 8 ohms from 20Hz to 20.000Hz with no more than 0,02% total harmonic distortion | Damping factor 100 | Dimensions (W/H/D) 546x172x411mm | Weight 17,2kg | Original sale price in Germany 1600 DM.

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Technics Cassette Deck RS-G700 | Not AI

 

Today's most important news, This is Not a Drill... and Not AI. The specifications so far are: Amorphous 3-head system / Digital servo quartz direct drive / Dual capstan-closed loop system / Horizontal power loading / Virtual battery operation system / Hi-res phase compensation circuitry / Play direct function / Dual range peak hold OLED meters / Digital noise reduction system / DTC - Digital tape calibration system / 24bit Hires digital analog converter / Digital optical output.

(Image source: Technics)

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