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9. & 10. Loop Thru I/C - 9 pin D-sub jack. Wired as shown.
11. See #8.
12. Auxiliary Jack - 6 pin RJ-11 telephone type jack. Com
-
patible with “RTS Matrix” type intercoms.
Figure 6
Auxiliary Jack
13. Power Jack - 12-15 VDC, 400mA minimum or 12-15
VAC rms, 400mA rms minimum. Accepts 5.5 mm x 2.1
mm plug.
14. Receive Channel Switch - Changes frequency of receiver
(shown on Serial No. Tag). Must match transmit channel
on beltpack.
13. Receive Antenna Jack - Color band on antenna must
match color dot on base station. Female “TNC” Connec-
tor.
-4-
BTR-500/600C
Specifications
RF Output .............................................40mWmaximum, 25mW typical
Temperature Range.........................................-4°F to 130°F (-20°C to 55°C)
Dimensions ............................8.25"W x 1.75"H x 11.25"D (21cm x 4.5cm x25.6cm)
Weight ................................................................4lbs. (1.8kg)
Modulation Type
BTR-600C ..............................................................NFSK
BTR-500 .................................................................FM
Deviation
BTR-600C ...........................................Complies with FCC 74.861e6
BTR-500 .............................................................±40 KHz
Frequency Response
BTR-600C ........................................................300-4500 Hz
BTR-500 ..........................................................300-8000 Hz
RF Frequency Stability .........................................0.005% crystal controlled
Modulation Limiter.................................................Internal Compressor
Microphone input sensitivity .................................................2.0-25 mV
Radiated Harmonic and Spurious.........................Meets or exceeds FCC specifications
Typically -45 dBc or better
RF Frequency Range ......................................520to608and614to760MHz
Receiver sensitivity ....................................Less than 0.5 uV for 12 dB SINAD.
I.F. Bandwidth
BTR-600C .....................................................230KHzat-3dB
BTR-500.......................................................150KHzat-3dB
Type..........................................Single Conversion Superhet, 10.7 MHz I.F.
Image Rejection........................................................70dBorbetter
Audio Output, Headset ............................................32mWinto 600 Ohms
Squelch
BTR-600C ......................................................Internal, 3.0 mV
BTR-500 .......................................................Internal, 1.5 mV
FCC...............................................................Transmit, Part 74
Receive, Verification, Part 15
FCCID....................................B5DM503(BTR-600C), B5DM505 (BTR-500)
NC
AUDIO IN +
AUDIO OUT +
AUDIO OUT -
AUDIO IN -
NC
PIN654321