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RF Measurement
RF Equipment
About
Adjustable, Low-Loss RF Sampling for Analysis and Monitoring
RF Signal Samplers
Bird’s 4273 and 4275 Series are wide-range, variable RF signal samplers designed for accurate RF coupling and signal monitoring across a broad frequency range—ideal for:
- Spectrum analysis and signal observation
- Frequency counting and control systems
- Sampling RF waveforms via adjustable, unrectified output
- Low-VSWR coupling with minimal insertion loss
Explore the Variable Sampler Lineup
Low Frequency | 1.5 to 35 MHz
4273 Series
- Attenuation: 35–80 dB below mainline power
- Connection: QC connectors with adjustable output
- Ideal For: Low-frequency RF monitoring, HF spectrum analysis, and signal control
Broadband | 20 to 1000 MHz
4275 Series
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Attenuation: 40–70 dB below mainline power
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Connection: QC connectors with adjustable output
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Ideal For: Wideband signal analysis, VHF/UHF monitoring, and RF control in broadband systems
Built for Accuracy. Backed by Bird.
Bird’s variable RF signal samplers are engineered to give you clean, consistent access to critical signal data—without disrupting your RF system. Whether you're monitoring waveforms, counting frequencies, or tuning performance, you can count on Bird for precision, durability, and trusted results.
Need help selecting the right sampler?
Our team is here to guide you—reach out anytime for application support or configuration advice.
