
Brochure for the flagship SHARP GF-828ST/SB The Searcher W dual-cassette boombox, June 1980. The key upgrade over the GF-818 is Metal / Type IV tape support, prominently announced on the cover. A large inner spread walks through six operating modes of the two decks: one-touch editing, track overdubbing, dual and chained playback, plus a karaoke mode with microphone mixing. A four-panel accordion fold-out (pages 4-7) covers the speakers and external connection diagram - accessories CW-20A/CW-20 speakers, CP-1S turntable, MC-series microphones. The back page is the full spec table and accessories list with prices.
- メタル対応Wカセット - dual-cassette with Metal / Type IV tape support - Metal compatibility was rare in consumer boomboxes in 1980
- 一発編集 - one-touch editing - direct copy of segments from one cassette to the other
- 多重録音 - multi-track recording: overdubbing new audio onto an existing recording
- 二重再生 - dual playback: simultaneous operation of both cassette decks
- 連続再生 - chained playback: automatic continuation from the second cassette after the first ends
- APSS - APSS (Auto Program Search System) - automatic tape program search
| Model | Type | Price |
|---|---|---|
| SHARP GF-828ST | Dual-cassette boombox The Searcher W (silver), Metal tape support, FM/AM stereo | ¥98,000 |
| SHARP GF-828SB | Dual-cassette boombox The Searcher W (black), Metal tape support, FM/AM stereo | ¥98,000 |
昭和55年6月(1980 June)NL-128E

