RB-HD1 Stereo Headphone Amplifier

Audio Specification

Input impedance:
>20kΩ balanced bridging (main)

Output Level:
Drives 150mW into 32Ω to 600Ω headphones

Mono Mix Input Gain Range:
22dBu

Max Input Level:
+28dBu

Volume Control:
-80dB to +11dB gain

Connections

Main Stereo Inputs:
2 x XLR 3 pin female (balanced

can be unbalanced)

Mono Mix Input:
1 x XLR 3 pin female (balanced

can be unbalanced)

Outputs:
2 x ¼” (6.35mm) A-gauge 3-pole stereo jack sockets

Remote Control:
9-pin D-type socket

Mains Input:
Filtered IEC

switchable 110-120V

or 220-240V

fused

9W max

Fuse Rating:
Anti-surge fuse 100mA 20 x 5mm (230VAC)

Anti-surge fuse 250mA 20 x 5mm (115VAC)

Equipment Type

RB-HD1:
Stereo headphone amplifier

Physical Specification

Dimensions (Raw):
48cm (W) x 10.8cm (D) x 4.2cm (H) (1U)

19” (W) x 4.3” (D) x 1.7” (H) (1U)

Dimensions (Boxed):
53cm (W) x 20.5cm (D) x 6cm

21” (W) x 8” (D) x 2.4”

Weight:
Nett: 1.35kg Gross: 2.0kg

Nett: 3lbs Gross: 4.4lbs