修復・収集・記録HUNTINGTON BEACH · CALIFORNIA, U.S.A.
ヒャクボルト日本のオーディオと時計COLLECTED / RESTORED / DOCUMENTED
US MARKET / 米国仕様100V1960s — 1980s
Hitachi / SR-604 / 1970s

Hitachi SR-604 AM/FM Receiver/Amplifier. 1979.

Hitachi SR-604 AM/FM Receiver/Amplifier. 1979.

Restoration notes

Restoration work completed in 2019. Cleaned. Replaced all capacitors (including filter capacitors) and problematic transistors. Balanced amplifier. Cleaned all controls. Replaced all lamps with low-power warm white LEDs. Rated at 35 watts, but tests at 40-42 watts.