Crown Audio CT875 Eight-Channel 75W Power Amplifier
In stock
- SKU
- NCT875A-U-US
Description
Crown Audio CT875 Eight-Channel 75W Power Amplifier
The CT875 is a workhorse eight-channel power amp built on Crown's proprietary DriveCore™ technology, delivering clean, transparent amplification in a remarkably compact 1RU chassis. With no cooling fan required, this amp stays silent during performance—no mechanical noise to color your mix or distract from the music. At just 10 lbs, it racks and travels with ease, yet packs the stability and sonic integrity that Crown has built its reputation on. The convection-cooled design means you get reliable, fanless operation without compromise.
Amplification & Power Delivery
Each of the eight channels delivers a solid 75W output at both 4 and 8 ohms, with distortion measurements below 0.05% THD and intermodulation distortion—transparent enough to let your sources and speakers do the talking. The amp remains stable across 2–16 ohm loads, so you can confidently wire in various speaker configurations without external transformers or workarounds. That headroom and consistency is what you need in a live rack.
Design & Connectivity
The CT875 features balanced 3-pin barrier block-type line inputs for clean audio routing and 4-pin Phoenix-type speaker outputs—both field-serviceable and secure for touring. Its universal power supply handles any voltage standard worldwide, and the 15A IEC connector draws just 23.0W at idle, keeping your power budget lean and your rig efficient whether you're playing clubs or festivals.
Key Features
- Eight channels of 75W amplification per channel at 4 and 8 ohms
- DriveCore™ technology with greater than 90% efficiency
- 1RU chassis with convection cooling and no fan
- THD less than 0.05%; Intermodulation Distortion less than 0.05%
- Signal-to-Noise Ratio of 110 dB (A-Weighted)
- Balanced 3-pin barrier block inputs; 4-pin Phoenix speaker outputs
- Voltage gain of 25 dB; Input sensitivity 1.4V
- Stable operation across 2–16 ohm load impedances
- Universal power supply for international use with 15A IEC connector
- Patented feedback and protection circuitry for integrated life-safety features
- Compact dimensions: 1.75" × 19" × 15.19"; Weight 10 lbs
- Frequency response ±0.5 dB with idle power consumption of 23.0W
The CT875 brings professional-grade power and reliability to your rig, delivering the clean, transparent amplification you need to keep your music front and center. In a compact, fanless, road-ready package.
More Information
| Condition | New |
|---|---|
| Country of Manufacture | China |
Reviews
At a Glance
The Crown Audio CT875 is a compact, fanless eight-channel power amp delivering 75W per channel with exceptional efficiency and vanishingly low distortion—ideal for touring sound engineers and venue techs who need serious amplification in tight racks. Its convection-cooled 1RU design and 10 lb weight eliminate heat headaches on the road, while stable operation across any standard speaker load means you can adapt to any room without external gear. Built on Crown's proven DriveCore technology, it's engineered for reliability night after night.
Frequently Asked Questions
What does 75W per channel mean, and is that enough power for live sound or studio use?
Each of the eight channels outputs 75W at both 4 and 8 ohms, giving you stable amplification across a wide range of speaker impedances. For live applications, 75W per channel works well for small to mid-sized venues, monitors, or distributed speaker systems; for studio use, it's ideal for compact monitor setups or multi-zone playback where space is limited.
Why is the fanless design important?
The CT875 uses convection cooling instead of a fan, meaning it operates silently and requires no airflow management—critical for installations in tight racks, portable rigs, or studio environments where fan noise would be picked up by microphones or compromise recording quality. It also reduces moving parts that can fail on the road.
What speaker impedances does this amp support?
The CT875 is stable across 2–16 ohm load impedances, so you can safely connect any standard speaker configuration without external transformers or impedance matching gear. This flexibility makes it simple to adapt to different venues, monitor systems, or studio speaker setups.
What are the input and output connectors?
It features balanced 3-pin barrier block-type line inputs for professional audio routing and 4-pin Phoenix-type speaker outputs for secure, field-serviceable connections. Both connector types are industry-standard for pro touring and installed sound, ensuring reliable hookup in any environment.
How efficient is this amp, and why does that matter?
The CT875 achieves over 90% efficiency and draws only 23.0W of idle power, thanks to Crown's proprietary DriveCore technology. Higher efficiency means less heat generation, quieter operation, and lower power draw—saving you money on venue electrical budgets and keeping your touring rig cooler and lighter.
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