Rolls RA53b Half Rack Headphone Amplifier, 5-Channel

Get clear headphone amplification in a compact, half-rack box. The Rolls RA53b is a 5-channel headphone amp with 1/4-inch and 1/8-inch jacks on each output.
The Rolls RA53b is a high-powered headphone amplifier with five 1/4" and 1/8" (3.5mm) headphone and earphone outs. Two RA53b units may be linked together and mounted side-by-side in a universal rack tray for a total of 10 outputs.
- Input Impedance: 10 K Ohms
- Maximum Input Level: +18 dBV
- Max Gain: 26 dB per channel
- Output Power: 221 mW per side, 442 mW per channel (@ 32 Ohms)
- Output Impedance: 10 Ohms
- S/N Ratio: >90 dB
- THD: <.08%
- IMD (SMPTE): <.08%
- Power: 12 VAC (Adapter provided)
- Size: 8.4 x 1.7 x 5" (21.3 x 4.3 x 13 cm)
- Weight: 2.5 LBS (1.14 kg)
- Maximum Input Level: +18 dBV
- Max Gain: 26 dB per channel
- Output Power: 221 mW per side, 442 mW per channel (@ 32 Ohms)
- Output Impedance: 10 Ohms
- S/N Ratio: >90 dB
- THD: <.08%
- IMD (SMPTE): <.08%
- Power: 12 VAC (Adapter provided)
- Size: 8.4 x 1.7 x 5" (21.3 x 4.3 x 13 cm)
- Weight: 2.5 LBS (1.14 kg)
Dimensions and Weight in Packaging
Base Item
Shipping Weight: 3 lbs
Shipping Dimensions: 9 x 6 x 2 in
Manufacturer Part Number (MPN): RLL RA53B
For support or warranty questions, please contact the manufacturer:
Phone: 801-263-9053