User's Manual
Table Of Contents
- BDA
- RF BLOCK DIAGRAM
- The switch on the RF amplifier enables the AGC function. If the AGC is disabled then the amplifier gives maximum gain.
- MGC: The RF gain of the BDA can be reduced by about 15 dB using the continuos trimmer on the amplifier. The RF gain is at maximum when the trimmer is at counter-clockwise direction. To reduce the gain, turn the trimmer clockwise using a screwdriver. Turn
- The AGC and MGC functions for the uplink path are reached by opening a small cover located on the DBA side adjacent to the Mobile antenna port. For the downlink path the window is located on the side near the Base antenna port.
- Limited Warranty
ELECTRICAL SPECIFICATIONS:
Frequency Range SEE TABLE
Passband Gain @ min attenuation 60 dB minimum
Passband Ripple ±1.5 dB typical
Output Power AGC Set * +27 dBm nom.
AGC Selection By ON/OFF Switch
AGC Dynamic Range 30 dB min
AGC LED Indication LED turn ON when power reaches AGC Set
Power Level. (both at On and Off positions).
MGC (Manual Gain Control) Dynamic Range 15 dB min
Noise Figure @+25°C and max gain 5.0 dB max
3rd Order Intercept point +45 dBm typical
IMD @2 tone @+20 dBm/carrier 50 dBc typical
Spurious @ 27dBm output power
(two tone, 24dBm each)
< -13dBm
Isolation between Up/Down Link 75 dB min
Impedance Level 50 Ohms
VSWR 1.5 : 1 max
Power Supply 80 to 240 VAC; 50 to 60 Hz; @500 mA
*Note
: AGC preset level can be factory set to +24dBm upon customer request.
System Frequency Range
SYSTEM TYPE MODEL No DOWN-LINK UP-LINK
SMR/E-SMR (iDEN) MW-CBDA-ESMR-1W60A 851-866 806-821
SMR 800 - Public Safety MW-CBDA-SMR-1W60A-PS8 851-869 806-824
SMR900 MHz MW-CBDA-SMR-1W60A-PS9 935-941 896-902
GSM Full Band MW-CBDA-GSM900-1W60A 935-960 890-915
Cellular Band A MW-CBDA-800A-1W60A 869-880 824-835
Cellular Band B MW-CBDA-800B-1W60A 880-894 835-849
CDMA/TDMA/N-AMPS MW-CBDA-800AB-1W60A 869-894 824-849
TWO WAY PAGING MW-CBDA-800A-1W60-PG2 929-942 898-904
Dekolink Wireless Ltd.;16 Bazel St.Qiryat-Arieh Petah-Tikva Israel, 49510
Tel- 972-3-9180-180; Fax-972-3- 190-9180 ; Email-marketing@dekolink.com
;
Web site-
www.dekolink.com
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