The EZ-HDA4B contains four stereo headphone amplifiers with individual front-panel volume controls. Headphone outputs are provided on rear-panel MINI jacks. One stereo input signal feeds all the amplifiers. Stereo RCA jacks, a MINI jack and a 1/4" jack are provided for connecting the input source. The EZ-HDA4B is used in music stores, houses of worship, studios, museums, home component systems and commercial sound systems.
| Inputs (3) | Stereo on dual RCA jacks, stereo mini jack or 1/4" (6.3 mm) |
| TRS, > 10 kO, -10 dBV nominal, +8.5 dBV max. (RCA and |
| 1/4"), -16 dBV nominal, +2 dBV max. (Mini) |
| Outputs (4) | Stereo on Mini jacks (rear panel), 60 mW (100 O load) |
| Level control | Off to +2.5 dB gain (RCA and 1/4" inputs, 100 O output |
| load), Off to +9 dB gain (Mini input, 100 O output load) |
| Frequency Response | 20 Hz to 50 kHz (±1.5 dB, 100 O load) |
| THD+N | < 0.1% (10 mW output, 100 O load) |
| Crosstalk | < -75 dB (1 kHz) |
| Noise | < -95 dB (below 10 mW output, 100 O load, maximum gain) |
| 24 Vdc power supply current: |
| 40 mA (idle), 65 mA (max.) |
| Case dimensions | 5.75" (14.6 cm)W x 3" (7.6 cm)D |
| Mounting size | 1/3 rack width. |
| UPC EZHDA4B | 813721010063 |