SG-2000 MANUAL 2
The SGC Building, 13737 S.E. 26th St. Bellevue, WA. 98005 USA
©1995, SGC, Inc. TEL: (206) 746-6310 FAX: (206) 746-6384
Alarm generator Programmed for standard ITU and CCIR alarm on
emergency frequency 2182 KHz or can be broadcast on any
frequency. Having to press two push-buttons simul-
taneously to activate transmitter prevents accidental alarm.
Operating
temperature -45° to 85° C
Full specification
temperature -30° to 60° C
Approvals FCC type accepted, parts 80, 87 and 90. DOC and
CEPT(pending). Meets CCIR specification for receiver and
transmitter* (see page 5)
Color Black
Front panel Splash proof, removable and may be mounted remotely
1.2 Transceiver Power Requirements
Nominal 13.6 VDC; 0.8A RX, 16A TX (voice)
Full specification
compliance 11.5 VDC
Full operation 10.5 to 18.0 VDC
Current drain when
radio off:
STBY mode,
Oven on; 430 mA
oven off; 80 mA
1.3 SG-2000 Performance Specifications
RECEIVER SPECIFICATIONS
Sensitivity .5µV produces .5W of audio with 10dB SNR (Signal to
noise ratio may vary from 7 to 16 dB at nominal .5 µV
input)
Selectivity 2.4 KHz at -6 dB; 4 KHz at -60 dB shape factor better
than 2:1)
Intermodulation +86 dB (CCIR specification)
Blocking +100 dB (CCIR specification)
Transmodulation + 95 dB (CCIR specification)
Image and IF
rejection +90 dB
Audio output 4W with less than 10% distortion
Audio distortion Less than 5% at 3W
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