Radio Gijutsu, December 1972 HS-500, IA-1000 - components
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An 8-page B5 booklet with a thin glued centre binding: a special issue of the Japanese technical magazine Radio Gijutsu / ラジオ技術, carrying an early Best Stereo Compo ‘72 ranking from the same award line that later ran as ベスト・ステレオ・コンポ・グランプリ. The speaker prize goes to the Hitachi HS-500, then the pages move through amplifiers, receivers, drivers, turntables and decks: PIONEER SX-45, ONKYO E-53A, Mitsubishi DS-301, McIntosh MC-2105 and Acoustic Research AR3a. The densest pages are the Hitachi / Lo-D block - HS-350 at ¥39,800, the PM70 belt-idler turntable marked 価格未定*, IA-600/IA-1000 amplifiers, TRQ-262D cassette deck and TRQ-740D reel-to-reel deck.
- 価格未定 - the price had not yet been fixed at the time of printing.
| Model | Type | Price |
|---|---|---|
| Hitachi / Lo-D HS-500 | speaker system | |
| PIONEER SX-45 | stereo receiver | |
| TRIO KR-3130 | receiver | |
| SONY STR-6550 | stereo receiver | |
| Hitachi SR-600 | receiver | |
| Technics 30A | amplifier | |
| Luxman SQ-507X | integrated amplifier | |
| TEAC A-6010GSL | reel-to-reel tape deck | |
| TEAC 2300 series | reel-to-reel tape deck | |
| SONY TC-9000 | reel-to-reel tape deck | |
| SONY TC-9400 | reel-to-reel tape deck | |
| SONY ULM speaker series | speaker driver | |
| Hitachi L-201 Woofer | speaker driver | |
| Foster Edgeless Woofer | speaker driver | |
| Acoustic Research AR3a | speaker system | |
| McIntosh MC-2105 | power amplifier | |
| ONKYO E-53A | speaker system | ¥32,000 |
| Mitsubishi DS-301 | speaker system | |
| Mitsubishi 2S-305 | speaker system | |
| PIONEER CS-3000 | speaker system | |
| Chrysler Living Audio Series | speaker system | |
| Altec A7-500-8 | speaker system | |
| PIONEER PAX-A25 | speaker system | |
| National 54HD horn tweeter | speaker driver | |
| PIONEER PM-16 | speaker driver | |
| Foster 103M | speaker driver | |
| ONKYO HM-300A MK II | speaker driver | |
| Mitsubishi 610 | speaker driver | |
| Hitachi HS-350 | speaker system | ¥39,800 |
| Hitachi PM70 | turntable | 価格未定 |
| Hitachi IA-600 | integrated amplifier | ¥53,000 |
| Hitachi IA-1000 | integrated amplifier | ¥85,000 |
| Hitachi TRQ-262D | cassette deck | ¥33,800 |
| Hitachi TRQ-740D | reel-to-reel tape deck | ¥39,800 |
| Technical terms | Translation |
|---|---|
| Ultra liner horn type tweeter | Ultra Liner Horn tweeter |
| 8" gathered edge woofer | 8-inch woofer with a gathered-edge surround |
| ロング・ボイス・コイル | long voice coil |
| ベルト・アイドラ方式 | belt-idler drive |
| 定電流駆動 | constant-current drive for output transistors |
| ナロー・ギャップ（1ミクロン・ヘッド） | narrow-gap 1-micron head |
昭和47年12月（1972 December）
