Receivers for Time Signals DCF, MSF
Time Signals Receiver (without decoding circuit and
internal time base).
Time Signals :
REC is available for the following transmitters :
DCF, 77.5 kHz (Mainflingen, West-Germany)
MSF, 60 kHz (Rugby, Great Britain)
Antenna and receiver :
Ferrite antenna built in within the casing. Sensitivity 0.01 mV/m,
bandwidth 10 Hz. (France Inter: see specifications.) Receiver
delay : 30 ms with respect to absolute time (typical average value
depending on signal strength and noise level).
Power supply :
Model "C-LOOP" : power taken from the current-loop.
Output signal :
Model "C-LOOP" : the demodulated and detected time signal is
delivered on a serial 2-wire current-loop output (interchangeable
polarity). The seconds pulses are represented by 20 mA current
pulses. Voltage to be applied : min. 7 V, max. 50 Volts.
Pilot lamp (LED) for radio signal check.
Acoustic signal :
Model "C-LOOP" : optional earphone for radio signal check.
Operating temperature :
-30 ... +70 degrees centigrade (France Inter : reception between
-15 and +50 degrees).
Delivered with 2-wire cable, about 3 meters long. Cable terminals
inside the casing.
Casing, dimensions :
Weatherproof Casing, IP65. Model "C-LOOP" : 120 x 80 x 55 mm.
Wall mounting with corner-plate. Allows orientation of antenna.