Specifications
| RF CHARACTERISTICS | |
| Modulation | Wideband FM |
| Frequency Ranges | • Aw+: 470 – 558 MHz • Gw: 558 – 626 MHz • Gw1: 558 – 608 MHz • GBw: 606 – 678 MHz • Bw: 626 – 698 MHz |
| Receiving Frequencies | • Up to 3,000 receiving frequencies, tuneable in steps of 25 kHz • 20 frequency banks, each with up to 32 factory-preset channels • 6 frequency banks, each with up to 32 user programmable channels |
| Switching Bandwidth | Up to 75 MHz |
| Nominal & Peak Deviation | ±24 kHz / ±48 kHz |
| Receiver Principle | Adaptive diversity |
| Sensitivity | < 4 μV, typ. 1.6 μV for 52 dBA eff S/N (with HDX, peak deviation) |
| Selectivity & Attenuation | • Adjacent Channel Selection: Typically ≥ 80 dB • Intermodulation Attenuation: Typically ≥ 78 dB • Blocking: ≥ 80 dB |
| Squelch Systems | • Squelch: Off, 5 to 25 dBµV, adjustable in steps of 2 dB • Pilot Tone Squelch: Can be switched off |
| AF CHARACTERISTICS | |
| Compander System | Sennheiser HDX |
| Signal-to-Noise Ratio | Approx. 90 dBA (1 mV, peak deviation) |
| Total Harmonic Distortion | ≤ 0.9 % (THD) |
| Audio Output Power | 2 x 200 mW at 32 Ω (at 2.4 V, 5 % THD, nominal deviation) |
| Audio Processing | • High Boost: +8 dB at 10 kHz • Limiter: –18 dB to –6 dB, adjustable in steps of 3 dB, can be switched off |
| OVERALL DEVICE SPECIFICATIONS | |
| Power Supply | • Batteries: 2 AA batteries, 1.5 V (alkali manganese) or BA 2015 accupack • Nominal Voltage: 2.4 V DC |
| Current Consumption | • At Nominal Voltage: approx. 140 mA • Transmitter Switched Off: ≤ 25 µA |
| Operating Time | Approx. 4 to 6 hours (depending on volume level) |
| Physical Parameters | • Dimensions: Approx. 82 x 64 x 24 mm (3.23″ x 2.52″ x 0.95″) • Weight: approx. 140 g (0.31 lbs) incl. batteries |
| Temperature Range | –10 °C to +55 °C (14 °F to 131 °F) |
