Bird Technologies 4-FFF-99104-XY Series - Manual (Page 2)

Airline Junction Combiner
44-83B, 44-86A, 44-83E & 44-96 Series
Combiner_AirlineJunc-44fff99104XY & 44-96-99104-#-11262014
30303 Aurora Rd. Solon, OH 44139 866.695.4569 www.bird-technologies.com
SPECIFICATIONS
Frequency Range 700/800 MHz
900 MHz
764-869 MHz
926-960 MHz
IL per channel 700/800 MHz
900 MHz
2.0~5.0 dB typical, depending on freq separation
2.2~4.9 dB typical, depending on freq separation
Minimum channel seperation 250 kHz
Maximum power per channel 100 Watts
Impedance 50 ohms
Isolation TX-TX 900 MHz 45 dB Min
Isolation Antenna TX 900 MHz 35 dB Min
Return Loss (VSWR) 20 dB (1.22:1)
Cavity Elec. Length 3/4 wavelength
Temperature Range, °C -30 to +60
Cavity Size 5.83” square
Number of Cavities Up to 6
Connectors N
Dimensions 17.5” H x 19” W x 22” D
International Certs. CE, RoHS
Tx-Tx
Separation Cavity
Loss 2 3 4 5 6
1 MHz 1.25 2.0 2.4 2.4 2.4 2.6
500 kHz 1.80 2.8 3.0 3.0 3.2 3.4
250 kHz 2.80 3.5 3.9 4.3 4.7 5.0
700/800 MHz LOSS (dB) VS. NO. OF CHANNELS
700/800 MHz & 900 MHz AIRLINE JUNCTION COMBINER MODEL NOMENCLATURE
Examples:
44-83B-99104-30: three 700 MHz channels
44-86A-99104-04: four 800 MHz channels
44-83E-99104-23: two 700 MHz channels & three 800 MHz channels
Product
Category Band Product ID # of 700 MHz
Channels # of 800 MHz
Channels
44 = Airline
Junction Combiner 83B = 764-806 MHz
86A = 806-869 MHz
83E = 764-869 MHz 99104 Up to 6 Up to 6
44 - __ - _____ - __ __
Tx-Tx
Separation Cavity
Loss 2 3 4 5 6
1 MHz 1.25 2.2 2.3 2.4 2.4 2.5
500 kHz 1.80 2.8 3.0 3.2 3.4 3.5
250 kHz 2.80 3.9 4.3 4.5 4.7 4.9
900 MHz LOSS (dB) VS. NO. OF CHANNELS
*Note: X & Y Can not exceed 6 channels total.
Examples:
44-96-99104-4: four 900 MHz channels
Product
Category Band Product ID # of 900 MHz
Channels
44 = Airline
Junction Combiner 96 = 926-960 MHz 99104 Up to 6
44 - __ - _____ - __
Combiner_AirlineJunc_44fff99104_2012 branding 11/26/2014 1:30 PM Page 2