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29 Technical data
Frequency range 450–960 MHz
Receiver frequencies max. 32, pre-programmed to customer
specifications
Switching bandwidth 24 MHz
Frequency stability ± 10 ppm (– 10 °C to + 55 °C)
Sensitivity (with HiDyn
plus
®
) typ. 10 µV for 90 dBA rms SNR
Squelch treshold 0 to 100 µV, adjustable in 5-dB steps
Adjacent channel rejection ≥ 70 dB
Intermodulation attenuation > 70 dB (400 kHz/800 kHz)
Antenna inputs / Impedance 2 LEMO sockets / 50 Ω
Compander system Sennheiser HiDyn
plus
®
De-emphasis 50 µs
Nominal/peak deviation ± 40 kHz/± 56 kHz
AF frequency response 50–20,000 Hz
Signal-to-noise ratio ≥ 100 dB(A) at 1 mV
RF
and peak deviation
Outputs / Power supply plug-in connector mounted at the bottom.
The connections depend on
the different mounting adaptors:
Ǡ via GA 3041-C:
AF output 3-pin XLR + 9 dB (2.2 V rms),
electronically balanced, standard wiring
at pin 2 and 3, + at pin 2, 3 screen/ground
Terminating impedance ≤ 10 kΩ
Power supply via 4-pin „HIROSE“ DC-socket HR 10-7-
R45, pin 1: ground, pin 4 10.5–18 V DC,
approx. 40 mA at 12 V
Ǡ via GA 3041-B:
Power supply 1.8–4.8 V (internally DC/DC adjusted to
max. 3.2 V), approx. 150 mA at 2.4 V
Suitable accupacks Sennheiser BA 50 and BA 250
Suitable battery boxes Sennheiser B 50 and B250
Limiter (at headphone output only) switchable: – 10 dB and – 20 dB
THD at 1 kHz and nominal deviation ≤ 1 %, typ. 0.8 % for overall device
Temperature range – 10 °C to + 55 °C
Dimensions / Weight 120 x 74 x 28 mm / approx. 200 g
In compliance with ETS 300422