RDL / EZ-HDA4B

RDL headphone amplifier. Equipped with 4 stereo headphone amplifiers with individual volume controls on the front panel. LEVEL adjustment for left and right output is possible. Installation size is 1/3 rack width.

■Features:
- Distributes one stereo input to four stereo outputs
- Unbalanced inputs on rear panel
- MINI, 1/4"" (6.3mm) or RCA jack inputs
- Headphone output on rear panel
- MINI jack output
- L/R output LEVEL adjustments on front panel

■Advantages:
- Gold plated RCA input connectors
- Each output operates independently
- Knobs for easy level adjustment

■Applications:
The EZ-HAD4B features four stereo headphone amplifiers with individual volume controls on the front panel.
Headphone outputs are available through the MINI jacks on the rear panel. One stereo input signal is sent to all amplifiers. Stereo RCA, MINI and 1/4"" jacks are provided for connecting input sources. The EZ-HDA4 is used in music stores, churches, studios, museums, home component systems and commercial sound systems.

■Specifications:
Input (3): Stereo: Dual RCA jack, stereo mini jack, 1/4 inch (6.3 mm) TRS
Over 10 kΩ, -10 dBV nominal, +8.5 dBV max (RCA, TRS), -16 dBV nominal
Maximum +2 dBV (stereo mini jack)
Output (4): Stereo to mini jack (rear panel), 60 mW (100 Ω load)
Level control: OFF to +2.5 dB gain (RCA and 1/4 inch inputs, 100 Ω output load),
OFF to +9 dB gain (stereo mini jack input, 100 Ω output load)
Frequency response: 20 Hz to 50 kHz (±1.5 dB, 100 Ω load)
THD+N: Less than 0.1% (output 10 mW, 100 Ω load)
Crosstalk: -75dB or less (1kHz)
Noise: -95dB or less (output 10mW or less, 100Ω load, maximum gain)
24 Vdc power supply current: 40mA (standby) / 65mA (maximum)
Case dimensions (W x D cm): 14.6 x 7.6
Mounting size: 1/3 rack width