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Crest Audio CA9 Amplifier - $550 (milpitas)
Belbrook way near Midwick
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Condition: Excellent working condition
Location: Milpitas, CA
Description:
Crest Audio CA‑9 power amplifier in excellent condition, mounted in a Grundorf 2RU case.
If you know the CA series, you already know what this is — one of the most respected high‑current amps ever built, famous for rock‑solid low‑end, huge headroom, and long‑term reliability.
Why this amp is sought after
- Massive, over‑built toroidal power supply
- Class‑H design with huge current reserves
- Drives 2‑ohm loads safely with Crest’s IGM protection
- Tight, defined bass and clean, wide‑bandwidth highs
- Touring‑grade cooling (twin‑tunnel, variable‑speed fans)
- Built for subs, full‑range PA, bass rigs, and installs
Power ratings
- 600W/ch @ 8Ω
- 900W/ch @ 4Ω
- 1000W/ch @ 2Ω
- 1800W bridged @ 8Ω
- 2000W bridged @ 4Ω
Connectivity & features
- Phone jack and XLR inputs
- Binding post output
- Stereo / parallel / bridged modes
- Ground lift, front breaker, recessed attenuators
- Status LEDs (signal, protect, ACL)
Included
- Grundorf 2RU case (clean, fits perfectly, protects the amp)
This is the kind of amp used in pro touring rigs, clubs, churches, and rental houses because it just doesn’t die. If you want a CA‑9, you want one in this condition.