ABC25UKA Manual
Page 14 of 36
Table 1 Specifications
TECHNICAL SPECIFICATIONS
RF frequency
27.5-31.0 GHz
Quad L.O.
26.55, 27.4, 28.05 GHz and 29.05 GHz
IF frequency
950 to 1,950 MHz
Output power
25W (+43.9 dBm min.),P-Linear 16.1W (+42.06 dBm min.)
IF connector
N-type or F-type
Power supply – auto-ranging
+36 VDC~+60 VDC via IF cable 270W max
Output interface
WR-28 Grooved
Gain
65 dB typ. 60 dB min.
TX Gain variation
TX Gain stability over temperature range
± 0.5 dB over 40MHz
± 1.8 dB over full band
± 1.5 dB typ., ± 1.8 dB max.
IMD3 (two tones)
-25 dBc max. 2 signal 5MHz apart at P-LINEAR
Spurious
-50 dBc max.
Spectral regrowth
(QPSK at 1.5x and OQPSK at 1.0x symbol rate offset
with 3dB back-off from rated output power)
-30 dBc
Requirement for external reference
via IF cable
frequency
10 MHz (sine-wave)
input power
-5 to +5 dBm @ input port
Phase noise
-55 dBc/Hz max. @ 10 Hz
-65 dBc/Hz max. @ 100 Hz
-75 dBc/Hz max. @ 1 KHz
-85 dBc/Hz max. @ 10 KHz
-95 dBc/Hz max. @ 100 KHz
Noise power density Transmit
Receive
-66dBm/Hz (max)
-157dBm/Hz (max)
M&C
RS-232/RS-485 and Ethernet (HTTP & SNMP)
FSK
Multiplexed on TX IFL, compatible with Comtech
and Paradise
Status LED RED
GREEN
L.O. GREEN
GREEN BLINKING
YELLOW
YELLOW BLINKING
Internal 10 MHz Auto-Detect GREEN
GREEN BLINKING
SSPA MUTED
SSPA OK
All OK L.O. 26.55 GHz
All OK L.O. 27.4GHz
All OK L.O. 28.05 GHz
All OK L.O. 29.05 GHz
EXTERNAL DETECTED
ENABLED
Input V.S.W.R.
2 : 1 max
Output V.S.W.R.
2 : 1 max.
Mute
Shut off the BUC if L.O. unlocked
Temperature range (ambient)
operating
-40 deg C to +55 deg C
storage
-55 deg C to +85 deg C
Dimensions & housing
140 (L) x 122.4 (W) x 84 (H) mm
5.5” (L) x 4.8” (W) x 3.3” (H)
Weight
2.2 kg (4.85 lbs) max.
