Aviall Product Catalog And Source Book Page 1252 Avionics & Instruments

ANTENNAS COUPLERS RAMI ANTENNAS aviall.com North America and AOG 1.800.AVIALL.1 International Sales 1.800.AVIALL.3 or +1 972.586.1985 1252 Model AV-547. TS0-C36e, TSO-C40c, AND DO-16Oc APPROVED. The AV-547 coupler feeds two navigation receivers from one antenna. The matching circuitry is enclosed in a durable, light weight aluminum housing for superior mechanical and environmental stability. The coupler operates at altitudes of up to 50,000 ft. Insertion loss: 3dB avg./5dB max. Isolation: 30dB. Env. Cat. D2-BC SXXXXFXXXXXXXXXXX. Model AV-571. TS0-C34e, TS0-C36e, TS0-C40c, AND DO-16Oc APPROVED. Isolation: 22 dB min/35dB average. Insertion loss: 3.75 dB max. Filtering: 30dB min/40 dB average. The AV-571 coupler splits the signal from a VOR-type antenna to feed two NAV and one Glideslope receivers. The coupler's construction is similar to the AV-547 and AV-570. couplers and operates to the same altitude as both. Env. Cat. D2-BC SXXXXFXXXXXXXXXXX. Model AV-570. TS0-C34e, TS0-C36e, TS0-C40c, AND DO-16Oc APPROVED. The AV-570 coupler splits the signal from a VOR-Type NAV antenna to feed NAV and Glideslope receivers. The coupler's construction is similar to the AV-547 coupler and operates at altitudes up to 50,000 ft. Isolation: 38 dB min. Insertion loss: 1 dB max. Filtering: 30dB min/40 dB average. Env. Cat. D2-BC SXXXXFXXXXXXXXXXX. RF Power Part No. Connector Capability Frequency Impedance Weight Dimensions AV547 BNC female Receive only 108-118 MHz 50 ohms 3.5 oz. 2" x 1 3 /4" x 1 1 /8" RF Power Part No. Connector Capability Frequency Impedance Weight Dimensions AV571 (4) BNC female Receive only 108-118 MHz 50 ohms 3.5 oz. 2" x 1 3 /4" x 1 1 /8" 329-333 MHz RF Power Part No. Connector Capability Frequency Impedance Weight Dimensions AV570 (3) BNC female Receive only 108-118 MHz 50 ohms 3.5 oz. 2" x 1 3 /4" x 1 1 /8" 329-333 MHz AV-547 AV-570 AV-571

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