User's Manual

VCom Inc.

TRI1819 Manual; ml_tri1819_02(Feb 2005)

Approved: C.H.

1.3 Specifications

Subscriber Transceiver Specifications

TRANSMIT SPECIFICATIONS

IF Input Frequency 27 to 42 MHz

Automatic Mute Threshold Level -47 dBm

Automatic Mute Response Time < 2 microseconds

RF Frequency Range 1870 to 1885 MHz (Block B)

Rated Output Power +33 dBm EIRP

Integrated Gain 30 dB ± 1 dB

Gain Stability ±2 dB over temperature (-45 to +55ºC)

Spectral Mask FCC CFR 47 Part 24

Phase Noise <-85 dBc / Hz at 10 kHz

<-45 dBc integrated over 20 kHz to 2.5 MHz

Frequency Setting and Stability ±5.5 kHz

Frequency Stability over 10 years ±15 kHz

RECEIVE SPECIFICATIONS

RF Frequency Range 1950 to 1965 MHz (Block B)

Frequency Response (any 6 MHz band) ±0.5 dB

IF Output Frequency Range 227 to 242 MHz

Noise Figure <6.0 dB typical

Integrated Gain 41 dB

Input Third Order Intercept Point -10 dBm at LNA input

Phase Noise <-85 dBc / Hz at 10 kHz

<-45 dBc integrated over 20 kHz at 2.5 MHz

Frequency Setting and Stability ±5.5 kHz

Frequency Stability over 10 years ±15 kHz

GENERAL

IF Connector F female, 75 ohms

IF Return Losses >10 dB

Power Requirement +10.8 to +28 VDC

Power Consumption 12 W maximum

Operating Temperature Range -45 to +55ºC

Mounting Pole Mount (1” to 1.75” (25mm to 44mm) diameter)

Antenna Gain 15 dBi

Antenna Beamwidth 33° typical

Dimensions 12” x 12” x 3” (305mm x 305mm x 75 mm) maximum

Weight 6 lbs. (2.7 kg)

Specifications subject to change without notice.