DCWBA3500M-ADJ

Digitally Adjustable DC-Coupled Wideband Amplifier

DC to 3.5 GHz broadband amplifier with adjustable gain and differential outputs for PMT, ATE, and signal conditioning

DCWBA3500M-ADJ Device

Product Description

The Sigtrona DCWBA3500M-ADJ is a wideband, DC-coupled amplifier with digitally adjustable gain. Its wide gain range of +4 to +34 dB, combined with an adjustable DC output offset, makes it suitable for a broad range of applications. The device features differential outputs, providing both inverted and non-inverted versions of the signal. Power is supplied via a USB-C connector, and the amplifier accepts input voltages from 5 to 12 V, enabling straightforward integration into OEM systems.

Applications

  • PMT (photo multiplier tube) pulse amplifier
  • General purpose signal amplifiation
  • Automated test equipment (ATE)

Features

Gain:Digitally adjustable from +4 to +34 dB in 2 dB steps
Coupling:DC-coupled input and output
Bandwidth:Wideband 3.5 GHz for high-speed signals
Power Supply:USB-C, 5–12 V for flexible integration
DC Offset:Adjustable ±1 V for baseline tuning
Outputs:Complementary differential outputs (Out+ / Out−)
Impedance:Standard 50 Ω input and output
Form Factor:Compact 32 × 50 × 14 mm, 46 g

Gain [dB] vs. Frequency [MHz]

DCWBA3500M-ADJ Pulse Waveforms
Gain at settings 34 dB, 28 dB, 20 dB, 12 dB, 4 dB (top to bottom)

Variants & Order Codes

Choose the DCWBA3500M-ADJ variant that fits your setup. All models feature differential outputs and USB-C power.

DCWBA3500M-ADJ-F

Female SMA input connector
Female SMA output connectors

DCWBA3500M-ADJ-M

Male SMA input connector
Female SMA output connectors

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