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The Realistic DX-150 and DX-160 series of Shortwave (LW/MW/SW) radios were affordable communications receivers, aimed largely at beginners, that also received SSB and CW via a BFO. Probably thousands of SWL's, MW DX'ers, and future hams got their start listening to the SW broadcast and SW ham bands with these radios.
The Realistic Concertmate MG-1 is an analog synthesizer co-developed by Tandy and Moog Music as a basic, low-priced synthesizer to be sold by Radio Shack under their "Realistic" brand. With estimated unit sales of 23,000 from 1982 to 1983, the MG-1 became the best-selling synthesizer ever manufactured by Moog Music, [ 2 ] and is one of the most ...
Many new PA speaker cabinets were designed and put into production, such as the 212 & 412 Dual Concentric, 212BL, 215BL, 412BL, 115PA Radial Horns and Bass Bin + Piezo plus the Concert Series of pro PA systems. A large range of studio and live mixing consoles, from an 8:2 to a 24:8:2, was designed and manufactured in the early 1980s, plus an HH ...
By 1977, BSR's factories were producing over 250,000 units a week; the majority of record changers installed in console stereos and bookshelf stereo systems during this era were manufactured by BSR. [2] BSR also made tape recorder mechanisms. [3] Bang & Olufsen used BSR's TD2 tape deck in their Beocord Belcanto from 1962. [4]
7-inch reel of 1 ⁄ 4-inch-wide (6.4 mm) recording tape, typical of non-professional use in the 1950s–70s. Studios generally used 10 1 ⁄ 2 inch reels on PET film backings. Inexpensive reel-to-reel tape recorders were widely used for voice recording in the home and in schools, along with dedicated models expressly made for business dictation.
Optonica amplifier (SM-3636) and tuner (ST-3636) from 1978. The Optonica brand was created and first launched by Sharp of Japan in 1975 to compete in the high-end audio market along with established brands such as Sansui Electric, Sony, Panasonic, Sanyo, Yamaha, Nakamichi, Onkyo, Fisher Electronics, Technics (brand), Pioneer Corporation, Kenwood Corporation, JVC, Harman Kardon and Marantz.
Sales increased from $94.8 million in fiscal 1983 to $181.6 million in fiscal 1984, when net income came to $9.1 million [9] because of the company's reintroduction of television sets in 1983. Emerson purchased sets from Goldstar Electric Co. (AKA LG Electronics), a South Korean company, but sold them at a higher price point.
An example is the Beatles' stereo mix of the song "I Am the Walrus", where the first portion of the piece is true stereo, but switches to artificial stereo at approximately the two-minute mark for the remainder of the song; this is because the live radio feeds from a BBC broadcast of King Lear were mixed directly into the mono mix of the song ...