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Allied Data Technologies
43
Ambient conditions
Sender and receiver
Impedance and symmetry
Mains voltage:
230V (50-60Hz/5VA) -15% / +10%
Temperature:
Operation: -5
°
C to +60
°
C
Storage: -20
°
C to +70
°
C
Humidity:
Operation: 10% to 75%
Storage: 5% to 95%
Dimensions:
150 x 175 x 50 mm (w x l x h)
Weight:
850 gramms (without cable)
Modulation:
V21, V23 and Bell 103: FSK (Frequency Shift Keying)
V27ter:
DPSK (Differential Phase Shift Keying)
V22, V22bis, V29
V32(bis), Bell212A
V17, V32, V32bis, V34:
QAM (Quadrature Amplitude Modulatie)
K56flex, V90:
TCM (Trellis-Coded Modulation)
Send level:
-11 dBm ± 1 dB (300-3400Hz)
Receive level:
switch on
> -41 dBm ± 1 dB
switch off
< -46 dBm ± 1 dB
Impedance:
according to TBR-21 (300-3400 Hz)
current-dependent (0 Hz, 16-60 mA)
Earth symmetry:
> 46 dB