Home narda west AMPS BAND FILTERS / DUPLEXERS For More Information Call: (916) 351-4500 AMPS B Band Duplexer * * * * * Passes AMPS B Band Rx / Tx High Isolation Low Insertion Loss Standard EIA Rack Mountable Excellent Temperature Stability DESCRIPTION Narda West's AMPS B Band Duplexer provides highly selective receive / transmit combining. This duplexer is designed to pass the AMPS B receive bands of 835 to 849 and the transmit band of 880 - 894 MHz while providing more than 75 dB isolation. The unit has a 1.0 dB maximum passband insertion loss with 0.7 dB typical. Specifically designed for high power applications, this duplexer has power ratings are 400 watts CW, 600 watts peak, with multi-carrier powers of 8 carriers at 10 watts each. It is provided with Type `N' female connectors. SPECIFICATIONS MODEL NUMBER AFD-21A-8389-01 PASSBAND RECEIVE TRANSMIT 835 - 849 MHz 880 - 894 MHz PASSBAND INSERTION LOSS 1.0 dB MAX PASSBAND LOSS VARIATION 0.4 dB MAX PASSBAND RETURN LOSS 14 dB MIN REJECTION ANTENNA TO RECEIVE TRANSMIT TO ANTENNA DC - 800 MHz 915 - 1500 MHz 65 dB MIN 65 dB MIN ISOLATION RECEIVE TO TRANSMIT TRANSMIT TO RECEIVE 75 dB MIN 75 dB MIN POWER HANDLING1 CW PEAK MULTI CARRIER2 400 W 600 W 8 @ 10 W MONITOR PORT 50 5 dB OPERATING TEMP 0 TO +65C STORAGE TEMP -20 TO +85C CONNECTORS TYPE `N' FEMALE SIZE 19" x 4.19" x 2U 482.6 mm x 106.4mm x 2U 107 WOODMERE ROAD * FOLSOM, CA 95630 TEL: (1) 916 351-4500 * FAX (1) 916 351-4550 E-MAIL: nardawest@L-3COM.com * www.nardamicrowave.com 104 TOC NOTES: 1Power handling (max watts) includes simultaneous conditions of antenna VSWR 2:1, altitude 10,000 feet, and case temperature of +50C. 2MULTIPLE CARRIER is defined as the number of carriers, n each at SEPARATE frequencies within the transmit passband applied simultaneously at the power level, p as indicated, completing the formula: n2 x p = Peak Power Handling. Home For More Information Call: (916) 351-4500 narda west AMPS BAND FILTERS / DUPLEXERS TYPICAL MEASURED DATA OUTLINE DRAWING TOC 107 WOODMERE ROAD * FOLSOM, CA 95630 TEL: (1) 916 351-4500 * FAX (1) 916 351-4550 E-MAIL: nardawest@L-3COM.com * www.nardamicrowave.com 105