Used Equipment

4431 Bird Wattmeter with Variable RF Tap (Sampler)

Used 4431 RF Wattmeter Tested to meet factory spec. Same as the model 43 General Purpose Wattmeter with the addition of an RF signal sampler probe. This RF probe provides a low power sample of the signal being measured and is available at the female BNC connector on the right side of the housing. 

In excellent condition
100% tested and meets spec.
Used * No longer available for export
MFR: Bird Electronics, USA
SKU BIRD4431-2

• Flange on both ends
• Single Element
• Connector for cable

Used * No longer available for export
SKU: 78FFSE-P

4801-100 Bird 3-1/8" Thruline® Unflanged RF Line Section (NOS)
New Old Stock * No longer available for export
MFR: Bird Electronics, USA
SKU: 4801-100
Silver plated line section. Reads both forward and reflected.

Includes 4410A Bird Wattmeter, Calibrated Elements, and Original Carrying Case 
Elements Included: 4410-4 (2-30MHz), 4410-5 (25-80MHz), 4410-6 (50-200MHz), and 4410-7 (144-520MHz)
Meter and Elements were calibrated and paired in 2000
Used * No longer available for export
MFR: Bird Electronics, USA
SKU: 4410A-Kit-P

CV1C-500FN/15 Vacuum Variable Capacitor, 8-250pf, 15kv Peak / 9KV, MFR: Comet (NOS) No longer available for Export

Bird's RF Selector Switches employ a unique, rugged and reliable design which permits positive contact, low insertion VSWR and negligible cross talk between channels. The switching mechanism is 4 1/2" of RG-87/U Teflon cable which is pulled away from the mating Male N connectors and rotated to the desired switch position.

Positions: 6
Coaxial Circuits: 1
Frequency Range: DC to 10 GHz
Maximum RF Voltage: 500 V
Attenuation for unused channel: 75 dB (cross talk)
Temperature Range: -60 to +65 °C (-76 to +149 °F)
Weight:  2-1/2 lbs. (1.1 kg)

New Old Stock * No longer available for export
MFR: Bird Electronic Corporation
SKU: BIRD74-NOS

• Actuation: Latching
• RF Connections: SMA Female
• Terminals: Solder type (Standard)

Used * no longer available for export
MFR: Narda 
SKU: 062-B37-A1C-4A2-P

• Actuation: Latching
• RF Connections: SMA Female
• Terminals: Solder type (Standard)

Used * No longer available for export
MFR: Narda 
SKU: 085-B37-A1C-4A2-P

UCSXF-2000-7.5 Vacuum Variable Capacitor, 50-2000pf, 7.5kv Peak, (Round Shaft 1/2")
Used clean * No longer available for export
MFR: Jennings
SKU: UCSXF-2000-7.5-P