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Bird Model 4421 Laboratory Grade RF Wattmeter
(Used - In Excellent Condition) (Or Select New)
Bird 4421 Series Laboratory Grade Power Meter (Used or New)
- ±1% Accuracy — Accomplished through the use of an automatic frequency compensation scheme, where the error contributions due to directional coupler frequency response characteristics are eliminated.
- Wide Dynamic Range — The instrument will meet the full accuracy specification over a 35 dB dynamic range.
- Excellent Measurement Repeatability — Typically <0.1%
- Digital Display — Along with automatic VSWR calculation.
- Power Sensors Sold Separately.
- New has RS-232 IEEE-488 Interface Standard
The Bird® Model 4421 is a precision RF power meter that, while originally intended for general purpose laboratory applications where high accuracy is required, has found wide acceptance in semiconductor processing applications. The product is configured as a system, consisting of the Model 4421 digital display and a precision power sensor selected for the application based upon maximum power and operating frequency.
Accessories Options:
- 4021 - 1.8 - 32 MHz, 300mW - 1kW, 3% Accurate, Power Sensor
- 4022 - 25 - 1000 MHz, 300mW - 1kW, 3% Accurate, Power Sensor
- 4024 - 1.5 - 32 MHz, 3W - 10kW, 3% Accurate, Power Sensor
- 4025 - 100 - 2500 kHz, 3W - 10kW, 3% Accurate, Power Sensor
- 4027A Series - 1% Accurate, Directional Power Sensors
- 4027F Series - 1% Accurate, Filtered Power Sensors
- 4028 Series - 2% Accurate, Directional Power Sensors
- 4300A215 - Storage Case
- 4421-250 - 19' Rack Mounting Kit
Product Specifications:
- Dimensions: 4 1/2" x 6 1/2" (114 x 165 mm)
- Frequency Range: 100 kHz to 1 GHz
- Functions: Forward and reflected power in W or dBm, VSWR, return loss in dB and min/max values
- Interconnects: 1 meter latch-n-lock coiled cable
- Interfaces: IEEE-488 and RS-232 (Standard on New Product, Optional on used product)
- Nominal Size: 12 9/32" L x 12 5/32" W x 4 1/4" H (312 mm x 309 mm x 108 mm)
- Operating Power: 115/230 Vac, 50/60 Hz or 8 nickel metal hydride (MiMH) 1.2 V cells
- Over-range: Audible warning when RF power input exceeds 120% of sensor maximum power range
- Power Range: 100 mW to 25 kW FS
- Required Products: Smart RF Power Sensor
- VSWR Range: 1.0 - 199.9
- Weight: 11 lbs. (5 kg.)
Used in Excellent Condition or Select New Below.
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Bird Model 4021 Power Sensor
(Used - In Excellent Condition)
Bird 4021 Power Sensor
- 1.8 - 32 MHz, 300mW - 1kW, 3% Accurate, Power Sensor
- Full-Scale Accuracy +/-3% for applications requiring accurate forward and reflected power measurement
- Direct plug-in operation with the industry-standard Bird Model 4421 RF Power Meter
- Low insertion loss (<0.05 dB)
- Maintains calibration for 12 months with Model 4421A500 Calibration Kit
- Quick Change Solderless Connectors (Type N(F) Provided)
The Bird 4020 Series Directional Power Sensors provide cost-effective accuracy for maintaining critical RF systems. Only 4 models are required to cover the frequency range of 1.8 MHz to 1 GHz and power from 300 mW to 10 kW.
Product Specifications:
- Accuracy: ±3% of reading from rated max. range down to 30% of full scale on the most sensitive range.
- Calibration Cycle: 12 months. Performance before and performance after data to be supplied for units.
- Frequency Range: 1.8 MHz - 32 MHz
- Insertion Loss: <0.05 dB
- Power Input: 300 mW to 1 kW (1.2 kW max.)
Similar to item shown.
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Bird Model 4022 Power Sensor
(Used - In Excellent Condition)
Bird 4022 Power Sensor
- 25 - 1000 MHz, 300mW - 1kW, 3% Accurate, Power Sensor
- Full-Scale Accuracy +/-3% for applications requiring accurate forward and reflected power measurement
- Direct plug-in operation with the industry-standard Bird Model 4421 RF Power Meter
- Low insertion loss (<0.05 dB)
- Maintains calibration for 12 months with Model 4421A500 Calibration Kit
- Quick Change Solderless Connectors (Type N(F) Provided)
The Bird 4020 Series Directional Power Sensors provide cost-effective accuracy for maintaining critical RF systems. Only 4 models are required to cover the frequency range of 1.8 MHz to 1 GHz and power from 300 mW to 10 kW.
Product Specifications:
- Accuracy: ±3% of reading from rated max. range down to 30% of full scale on the most sensitive range.
- Calibration Cycle: 12 months. Performance before and performance after data to be supplied for units.
- Frequency Range: 25 MHz - 1000 MHz
- Insertion Loss: <0.05 dB
- Power Input: 300 mW to 1 kW (1.2 kW Max)
Similar to item shown.
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Bird Model 4024 Power Sensor
(Used - In Excellent Condition)
Bird 4024 Power Sensor
- 1.5 - 32 MHz, 3W - 10kW, 3% Accurate, Power Sensor
- Full-Scale Accuracy +/-3% for applications requiring accurate forward and reflected power measurement
- Direct plug-in operation with the industry-standard Bird Model 4421 RF Power Meter
- Low insertion loss (<0.05 dB)
- Maintains calibration for 12 months with Model 4421A500 Calibration Kit
- Quick Change Solderless Connectors (Type N(F) Provided)
The Bird 4020 Series Directional Power Sensors provide cost-effective accuracy for maintaining critical RF systems. Only 4 models are required to cover the frequency range of 1.8 MHz to 1 GHz and power from 300 mW to 10 kW.
Product Specifications:
- Accuracy: ±3% of reading from rated max. range down to 30% of full scale on the most sensitive range.
- Calibration Cycle: 12 months. Performance before and performance after data to be supplied for units.
- Frequency Range: 1.5 MHz - 32 MHz
- Insertion Loss: <0.05 dB
- Power Input: 3 W to 10 kW
Similar to item shown
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Bird Model 4025 Power Sensor
(Used - In Excellent Condition)
Bird 4025 Power Sensor
- 100 - 2500 KHz, 3W - 10kW, 3% Accurate, Power Sensor
- Full-Scale Accuracy +/-3% for applications requiring accurate forward and reflected power measurement
- Direct plug-in operation with the industry-standard Bird Model 4421 RF Power Meter
- Low insertion loss (<0.05 dB)
- Maintains calibration for 12 months with Model 4421A500 Calibration Kit
- Quick Change Solderless Connectors (Type N(F) Provided)
The Bird 4020 Series Directional Power Sensors provide cost-effective accuracy for maintaining critical RF systems. Only 4 models are required to cover the frequency range of 1.8 MHz to 1 GHz and power from 300 mW to 10 kW.
Product Specifications:
- Accuracy: ±3% of reading from rated max. range down to 30% of full scale on the most sensitive range.
- Calibration Cycle: 12 months. Performance before and performance after data to be supplied for units.
- Frequency Range: 100 KHz - 2500 KHz
- Insertion Loss: <0.05 dB
- Power Input: 3 W to 10 kW
Similar to item shown.
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