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10. Technical Specifications
NE 900 Diversity Receiver
Operating principle. . . . . . . . . . . . . . . . . True diversity receiver (UHF)
Frequency range. . . . . . . . . . . . . . . . . . . 668 - 692 MHz
774 - 798 MHz
790 - 814 MHz*
841 - 865 MHz*
Power consumption . . . . . . . . . . . . . . . . NE 900 S: 10 W
NE 900 D, NE 900 D Cobra: 15 W
NE 900 Q: 25 W
Power consumption in stand-by mode . . . NE 900 S, D, Q: 2.5 W
NE 900 D Cobra: 6.5 W
Switching bandwidth . . . . . . . . . . . . . . . 24 MHz
Sensitivity . . . . . . . . . . . . . . . . . . . . . . . . 2 µV
Antenna connection. . . . . . . . . . . . . . . . 2 x TNC
Nominal deviation . . . . . . . . . . . . . . . . . ± 40 kHz
Output level . . . . . . . . . . . . . . . . . . . . . . 1.2 V
Compander system. . . . . . . . . . . . . . . . . NE572
Signal-to-noise ratio . . . . . . . . . . . . . . . . > 110 dB(A)
T.H.D.. . . . . . . . . . . . . . . . . . . . . . . . . . . < 0.5% at 1 kHz
Squelch . . . . . . . . . . . . . . . . . . . . . . . . . 2 µV - 1 mV, adjustable
Power supply . . . . . . . . . . . . . . . . . . . . . 12 V - 15 V DC
Mains. . . . . . . . . . . . . . . . . . . . . . . . . . . 110 V - 240 V AC
Dimensions. . . . . . . . . . . . . . . . . . . . . . . NE 900 S (L x W x H) 210 x 235 x 43 mm
NE 900 D / Q (L x W x H) 482 x 270 x 43 mm
Weight. . . . . . . . . . . . . . . . . . . . . . . . . . NE 900 D 2.75 kg
NE 900 Q 3.1 kg
Minimum distance of the profiles
when mounting into a 19" rack. . . . . . . 446 mm
SCM 930 M / SDM 960 / SDM 960 M / SDM 969 / SEM 981
Handheld Transmitter
Polar pattern . . . . . . . . . . . . . . . . . . . . . Hypercardioid (SDM 960, SDM 960 M)
Supercardioid (SDM 969)
Cardioid (SEM 981, SCM 930 M)
Transducer type . . . . . . . . . . . . . . . . . . . True condenser (SCM 930 M)
Dynamic (SDM 960, SDM 960 M, SDM 969)
Electret condenser (SEM 981)
Frequency range. . . . . . . . . . . . . . . . . . . 668 - 692 MHz
774 - 798 MHz
790 - 814 MHz*
841 - 865 MHz*
Modulation . . . . . . . . . . . . . . . . . . . . . . FM
Nominal deviation . . . . . . . . . . . . . . . . . ± 40 kHz
Radiated transmitter power . . . . . . . . . . 10 mW
Compander system. . . . . . . . . . . . . . . . . NE572
Max. SPL . . . . . . . . . . . . . . . . . . . . . . . . 146 dB
AF transmission range
SDM 960, SDM 960 M . . . . . . . . . . . . . . 55 - 18,000 Hz (close miking 2 cm) at 80 dB SPL
SDM 969 65 - 16,000 Hz (close miking 2 cm) at 80 dB SPL
SEM 981 50 - 18,000 Hz (close miking 2 cm) at 80 dB SPL
SCM 930 40 - 20,000 Hz (close miking 2 cm) at 80 dB SPL
*NOT for use in the USA or Canada