BUC0206 series · Outdoor

C-band BUC, 25–100 W

Outdoor block upconverter for satellite uplinks: L-band IF in, 5.725–6.525 GHz out, with full remote monitoring and control over Ethernet.

TESART C-band BUC, outdoor block upconverter

Key features

Covers the standard C-band uplink (5.925–6.425 GHz) within a 5.725–6.525 GHz output range

Five power classes from 25 W to 100 W in one mechanical platform

30 dB gain control in 0.5 dB steps; RF mute and built-in self-test

Automatic lock to an external 10 MHz reference delivered over the IF cable

Remote M&C: SCPI over Ethernet, web GUI, SNMP, RS-232/RS-485

Overdrive, temperature and fan status monitoring

Key parameters

Output frequency
5.725–6.525 GHz
IF input
975–1775 MHz
Psat
25–100 W
Gain
≥ 60 dB
Gain control
30 dB / 0.5 dB
DC supply
48 VDC

Ordering information

ModelPsat, min.Psat, dBm
BUC0206-25W-C125 W+44.0 dBm
BUC0206-40W-C140 W+46.0 dBm
BUC0206-50W-C150 W+47.0 dBm
BUC0206-80W-C180 W+49.0 dBm
BUC0206-100W-C1100 W+50.0 dBm

Custom frequency ranges and power levels on request.

Specifications

Guaranteed · typical values
Parameter
Specification
Typ.
Frequency
Input (IF) frequency
975–1775 MHz
Output (RF) frequency
5725–6525 MHz
LO frequency
4750 MHz
RF performance
Gain
≥ 60 dB
Gain adjustment range / step
≥ 30 dB / 0.5 dB
Saturated output power (Psat)
25 / 40 / 50 / 80 / 100 W min.
Gain flatness, full band
±1.5 dB
±1.0 dB
Gain variation over temperature ¹
±1.5 dB
±0.5 dB
In-band spurious ²
≤ −60 dBc
−65 dBc
Intermodulation, two-tone ³
≤ −25 dBc
−32 dBc
ACPR ²
≤ −26 dBc
−32 dBc
Input / output return loss ⁴
≥ 15 dB
17 dB
LO phase noise (SSB), dBc/Hz max., at offset
100 Hz
−76
typ. −79
1 kHz
−86
typ. −98
10 kHz
−93
typ. −107
100 kHz
−98
typ. −108
1 MHz
−110
typ. −117
Frequency reference
Reference source
Internal, or external 10 MHz with automatic lock
External reference level
10 MHz, −5 to +5 dBm (via IF input)
Monitor & control
Remote interfaces
SCPI over Ethernet · Web GUI · RS-232/RS-485 · SNMP
Monitoring & protection
Input/output overdrive alarms · fan status · temperature · reference lock status · RF mute · self-test
Interfaces, power & mechanical
IF input connector
N-type (female), 50 Ω
RF output
CPR-137G waveguide flange
DC supply
48 VDC
Dimensions
175 × 145 × 250 mm max.
Scope of supply
Standard
User documentation · pole-mount kit (Ø 90–150 mm) · waveguide flange hardware · mating power and M&C connectors
Options
220 VAC / 48 VDC power supply · waveguide isolator

¹ Gain does not fall below the nominal value over the operating temperature range. ² At 3 dB output back-off from Psat. ³ Two-tone, 5 MHz spacing, total output 3 dB below Psat. ⁴ With waveguide isolator installed. Specifications subject to change without notice.

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Partnership & enquiries

Let’s discuss your project

Send us your frequency band, power level and interface requirements. Our RF engineers will propose a configuration and share datasheets.