Rolls RA53b 5 Channel Headphone Amplifier
Rolls RA53b 5 Channel Headphone Amplifier
The RA53b is a high powered headphone amplifier with five 1/4” and 1/8” (3.5mm) headphone outputs. Two RA53b units may be linked together and mounted side-by-side in a universal rack tray for a total of 10 outputs.
Key Features
- 1/4” TRS Headphone Outputs with Level Control
- Lots of Gain
- 1/4” and RCA Right and Left Inputs
- Inserts on Two Channels
- 1/4” TRS Stereo Input, 1/4” Mono Input
- Link Input/Output for Connecting Two Units Together
Technical Specifications
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)
Payment & Security
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