Repair/restoration service for Audio Research SP-3A-1 Vacuum Tube PREAMP.
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Recent Posts
- Case # 567322 .06.01.2026 . Tube radio AM Studebaker Lark 1960 . Model AS-2977. No sound.
- Case # 769877 . 03.27.2026. Adcom GFA555 ii amplifier. Missing left channel.
- CASE # 197856. JANUARY 21, 2026 . SANSUI AU-517 AMPLIFIER. CRACKLING, POPPING SOUND IN LEFT CHANNEL.
- 01/18/2026. Case 3674490. Marantz 1040 amplifier. No left channel.
- CASE # 876500 . 12/03.2025 . MCINTOSH MA6100. No sound from right channel.
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