25W Ka-Band BUC
25W Ka-Band BUC
25W Ka-Band BUC
25W Ka-Band BUC

BUC-100486

25W Ka-Band BUC

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Maximum total coverage is 5 years.



KEY SPECIFICATIONS
band Ka-Band
external ref freq 10 MHz, - 5 to + 5 dBm
input frequency band 1 950 - 1950 MHz
LO frequency 1 26.55 GHz
LO frequency 2 27.40 GHz
LO frequency 3 28.05 GHz
LO frequency 4 29.05 GHz
LO switching Electronically and Manually Switchable
output frequency band 1 27.5 - 31.0 GHz
output power rated 25W
product family BUC
reference type External Reference
Product Revision A
RF SPECIFICATIONS
conversion gain min 60 dB
conversion gain typ 65 dB
gain flatness (40MHz) ±0.5 dB
Gain Flatness (over full band) ±1.8 dB
Gain Flatness (over temperature) ±1.5 dB typ., ±1.8 dB max
IMD3 -26 dBc max (two tones) 2 signals 5 MHz apart at PLin
input VSWR 1.5 : 1 max
mute Shut off the BUC if L.O. unlocked.
noise figure 15 dB max.
noise power density Rx -157 dBm/Hz max.
noise power density Tx -66 dBm/Hz max.
output power Plin +42.06 dBm min.
output power Psat +43.9 dBm min.
output VSWR 1.5 : 1 max.
phase noise 0.01kHz offset max -55 dBc/Hz
phase noise 0.1kHz offset max -65 dBc/Hz
phase noise 1kHz offset max -78 dBc/Hz
phase noise 10kHz offset max -85 dBc/Hz
phase noise 100kHz offset max -95 dBc/Hz
phase noise 1000kHz offset max -115 dBc/Hz
spectral regrowth -30 dBc (QPSK at 1.5x and OQPSK at 1.0x symbol rate offset with 2dB back-off from rated output power)
spurious -50 dBc max.
ELECTRICAL SPECIFICATIONS
input power Auto-Ranging via MS-Connector
power consumption 270 W max
power requirements +36 to +60V DC
INTERFACE SPECIFICATIONS
FSK Multiplexed on Tx IFL, compatible with Comtech and Paradigm modems
Input connector N-Connector
M&C interface RS-232 and RS-485, Ethernet (HTTP and SNMP)
output connector WR-28G
status LED

Status LED RED: ALARM
Status LED GREEN: SSPA OK 
Status LED GREEN BLINKING: SSPA MUTED 
L.O. GREEN: ALL OK L.O. 26.55 GHz
L.O. GREEN BLINKING: ALL OK L.O. 27.40 GHz
L.O. YELLOW: ALL OK L.O. 28.05 GHz
L.O. YELLOW BLINKING: ALL OK L.O. 29.05 GHz
Status REF LED GREEN: EXTERNAL 10 MHz DETECTED 
Status REF LED GREEN BLINKING: INTERNAL 10 MHz
Status REF RED: NO EXTERNAL REFERENCE
ENVIRONMENTAL SPECIFICATIONS
IP rating IP68
temperature operational -40°C to +60°C
temperature storage -55°C to +85°C
vibration and shock Complies with MIL-STD-810E
PHYSICAL SPECIFICATIONS
product dimensions (LxWxH) 140 x 122.4 x 84 mm
product weight 2.2 kg max.