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Bird 4431 Thruline RF Wattmeter Kit <br> w/Variable RF Sample Port

Bird 4431 Thruline RF Wattmeter Kit
w/Variable RF Sample Port

Your Price: $939.00
Retail Price:$1,090.00
You Save:$151.00(14%)
Free USA Shipping (Orders Over $50).
Part Number:5370

Choose Options

Connector Type
Type N(F)
7/16 DIN (F) [+$33.89]
7/16 DIN Bird OEM (F) [+$79.90]

Bird 4431 Thruline Wattmeter w/ RF Sampling Port (New)

Including Pelican 1200 Custom Storage/Carry Case

Now in stock for immediate shipping.

Internal Variable RF Sampler (BNC Tap)
Bird Model 43 Power Meter with internal variable RF Sampler
RF Tap (BNC) for Frequecy Counter, Spectrum Analyzer, etc..


  • Power and Frequency Range 5 kW max. 2-30 MHz
  • 1 kW max. 30-1000 MHz using Bird Plug-in Elements
  • Accuracy ± 5% of full scale
  • Insertion VSWR N Connectors 1.07 max. to 1000 MHz
  • Insertion Loss 0.1 dB max. (2-512 MHz)
    0.2 dB max.(512-1000 MHz)
  • RF Sample Output Variable -15 to -70 dB from BNC (Female) port
  • Connectors QC Type (Female N normally supplied)
  • Finish Gray Powder Coat
  • Nominal Size [inches (mm)] 6-7/8" x 5-1/8" x 3-5/8"
    Including connectors (H x W x D) 175 x 130 x 92 mm
  • Weight 4 lbs. (1.8 kg)

Uses Model 43 elements and has an adjustable RF Sampling port BNC(F). Connect attenuated output directly to Scope, Frequency Counter, etc.. Same elements as Bird Model 43 wattmeters. Elements are sold separately.

Bird Model 4431 Specifications


Bird 4304A Wattmeter Pelican Storage Case (Bird CC-6)
Free USA Shipping (Orders Over $50).
Generic 60 Watt RF Load <BR> 60W DC-3000 MHz
Free USA Shipping (Orders Over $50).

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