• Accuracy +/- 5% fs
• Frequency Range 450 kHz to 2.7 GHz (elements are sold separately)
• Power Range 100 mW to 10 kW (elements are sold separately)
• Frequency & power range determined by optional plug-in elements
• Quick Change QC Connectors, Type N(F) Standard
• QC Connectors optional BNC, TNC, UHF, 7/16 DIN, Mini UHF, etc.

• Bird Model 43N (New)
• Pelican 1200 hard shell case (New)
• Bird 25-T-MN 25W RF Load N(M) connector (New)
• Optional upgrade to 50W load under "Options".
• Bird manual with SWR calculator charts
• Elements are not included, sold separately

• Bird Model 43 Thruline Wattmeter (used in new condition)
• May have some minor cosmetic flaws
• Pelican 1200 hard shell case (new)
• 25 Watt RF Load Celwave/Telewave with N(M) connector (used) (not pictured)
• Bird manual with SWR calculator charts
• Elements are not included

• Accuracy +/- 5% fs (avg mode)
• Frequency Range 450 kHz to 2.7 GHz (elements are sold separately)
• Power Range 100 mW to 10 kW (elements are sold separately)
• Frequency & power range determined by optional plug-in elements
• Quick Change Connectors, Type N(F) Standard
• QC Connectors optional BNC, TNC, UHF, 7/16 DIN, Mini UHF, etc.
• Peak Reading option 4300-400 Installed & Calibrated
• SSB AM FM PEP

• Accuracy +/- 5% fs (avg mode)
• Frequency Range 450 kHz to 2.7 GHz (elements are sold separately)
• Power Range 100 mW to 10 kW (elements are sold separately)
• Frequency & power range determined by optional plug-in elements
• Quick Change Connectors, Type N(F) Standard
• QC Connectors optional BNC, TNC, UHF, 7/16 DIN, Mini UHF, etc.
• Peak Reading option 4300-400 Factory Installed & Calibrated
• SSB AM FM PEP

• Accuracy: CW Mode: ±5% full scale, Peak mode: ±8% full scale
• Battery Life: 48 hours with peak mode on, battery not required/used in avcerage mode.
• Frequency Range: 450 kHz to 2.7 GHz (elements sold separately)
• Modulation Frequency: Normal voice audio; or (Peak Mode) Rectangular Pulses,
  Duty cycle 2% (min), Repetition rate 100 pps (min), Pulse width 200 µs (min)
• Power Range: 100 mW to 10 kW using Bird Pug-in Elements (Elements are not included).
• Weight: 4 lbs. (1.4 kg)

• Bird Model 43(P) (New)
• BIrd Peak/Avg Module 4300-400 Installed & Calibrated (New)
• Pelican 1200 hard shell case (New)
• Bird RF Load with N(M) connector (New)
• Select 25W or 50W below (Bird 25-T-MN or 50-T-MN) (New)
• Bird PDF manual with SWR calculator charts on CD
• Elements are not included, sold separately

• Accurate CW and Peak Envelope (PEP) field power measurement over 450 kHz to 2.7 GHz and 100 mW to 10 KW.
• Pulse measurements down to 0.4 us (see full specs)
• Uses industry standard Bird 43 elements.
• Rugged metal housing for the most demanding environments.
• Quick Change (QC) connectors to minimize the need for adaptors when making critical measurements (Type N(F) Standard)

Product Specifications:

• Accuracy: ±5% of full scale CW, ±8 PEP
• Battery: Two 9-Volt alkaline transistor batteries
• Connector: QC Type (Female N normally supplied)
• Finish: Light gray powder coat
• Frequency Range: 450 kHz to 2.7 GHz (depending on elements)
• Insertion VSWR: with N connectors 1.05 max. to 1000 MHz
• Nominal Size: 6 7/8" H x 5 1/8" W x 3 5/8" D (175 x 130 x 92 mm)
• Power Range: 100 mW to 10 kW using Bird Plug-In Elements
• Pulse Parameters: (min.) Pulse width 0.4µs (100-2300 MHz),
  1.5µs (26-99 MHz) and 15µs (2-25 MHz); repetition rate 30 pps and duty factor 1 x 10^4min.
• Weight: 3 lbs. (1.4 kg)

• Fixed 25-1000 MHz, 5-500W, Portable Wattmeter
• Uses a Single Broadband Element with a 5-position Range Switch
• 5W, 15W, 50W, 150W, 500W Scales, Switch Selectable
• 25-100 MHz, ± 7% of full scale, using correction charts.
• 100-512 MHz, ± 6 of full scale, no correction needed.
• 512-1000 MHz, ± 7% of full scale, no correction needed.
• Same rugged metal housing as the Model 43
• Quick Change (QC) connectors to minimize the need for adaptors when making critical measurements

Bird Model 4304A Manual and Full Specifications

• Accurate CW power measurement over 450 kHz to 2.3 GHz and 50 W to 25 KW
• Uses 4305A and 1-5/8" elements
• Constructed with a 1-5/8” line section for higher power measurements
• Quick Change (QC) connectors to minimize the need for adapters when making critical measurements
• Order with a 25KH12 Element 2-30 MHz 25kW $144 (Not Included)

Average-Reading Portable Wattmeter. Designed especially for RF power measurement in PCS, cellular, ESMR, paging and similar communication systems. Equally effective for measuring RF power in conventional analog systems. Uses APM-series plug-in elements to cover a wide range of frequency and power levels. Simple Thruline® style operation for instant forward or reflected power readings. Interchangeable QC connectors for fast hook-up. Used in excellent condition. Much improved accuracy over the Model 43 type meters the APM-16 accuracy is +/- 1% FS and +/- 4% reading. Requires APM-16 type elements. Elements are sold separately.
Bird Model APM-16

Bird Model 43 Thruline(c) Wattmeter, accuracy +/- 5%. 450 kHz to 2.7 GHz 100 mW to 10 kW. Elements are not included but sold separately. The Bird Model 43 is the industry standard for power measurements with a wide selection of elements available to cover a wide choice of frequency ranges and power ranges. Every meter and element is tested before shipment. 100% Satisfaction is our guarantee so you can buy with confidence. Specify Type N or UHF (SO-239) connectors in the comment field during checkout. Type N(F) connectors are standard. Elements are not included in this sale and are sold separately.

This special package includes

• Bird Model 43 RF Wattmeter N(F) Connectors
• Variable RF Sampler
• Bird Hard shell foam padded case
• 100 Watt RF load with N connector
• Bird dummy blank element slug
• Bird manual with SWR calculator charts
• Bird Nomograph VSWR Laminated Calculator Chart
• 2 Type N(M) to UHF Adapters
• Storage space for up to six elements (4 in case, 2 in Model 43)
• Elements are not included but sold separately
• Add a Bird 4300-400 Peak Module in options below.

This package includes:

• Bird 4391M Thruline RF Wattmeter
• Bird 8164 100W RF Load N(M)
• Rugged Foam Padded Case
• User Manual
• Elements are sold separately

Select New or Used Below.

Price:	$299.00
Options	Bird 4431 UsedBird 4431 New ($837.00) 7552:+:0,7551:=:837
Quantity:

Plug-in Elements 100% Compatible with Bird Meters

The Coaxial Dynamics series of Panel Mount Wattmeters are designed to measure RF power in 50-Ohm coaxial cable and transmission lines, and accept plug-in elements in the range of 100 mW to 10 kW full scale, and from 0.45 to 2300 MHz.

Complete with a built-in line section, our Quick Match RF connectors for 50-Ohm cables and transmission lines offer the speed and reliability you expect from Coaxial Dynamics.

Several different models are available in either single socket or dual socket line sections. The Panel Wattmeter can be installed up to 200-feet from the Line Section with the permanently attached DC cables (10-foot normally supplied).

Your confidence in the quality and dependability of these Panel Meters is assured with the Coaxial Dynamics Two Year Limited Warranty.

Available Models (5/10/25 Scales)

• Model 81002-A
  19" Panel with single meter, FWD/RFL switch and 7/8" Dual Socket Line Section.
• Model 81003-A
  19" Panel with single meter and 7/8" Single Socket Line Section.
• Model 81006-A (Pictured)
  19" Panel with dual meters and 7/8" Dual Socket Line Section.
• See the product flyer for others.

Coaxial Dynamics Panel Meters Flyer

Price:	$481.00
Select Model	81002A Dual Socket Single Meter81003A Single Socket Single Meter ($323.00)81006A Dual Socket Dual Meter ($542.00) 8915:+:0,8916:=:323,8917:=:542
Quantity:

This package includes:

• Bird 4391M/A Thruline RF Wattmeter
• Bird 8164 100W RF Load N(M)
• Rugged Foam Padded Case
• User Manual
• Elements are sold separately

Bird Model 4391A

4391A Thruline® RF Power Analyst 0.45 MHz to 2.5 GHz (elements sold separately). 1 W to 10 kW. Uses the same plug-in elements as the Model 43. PEP, Dual element, LED, Portable Wattmeter. Bright LED Display, Long-stroke keyboard and range switches. Built-In Power Supply and Charger
The Model 4391A is a Rugged RF Power Analyst that monitors Peak Pulse Power, Peak Envelope Power, or CW Power during normal equipment operations in the forward or reflected direction. Designed for air navigational aids DME, ATC and other pulsed RF systems such as telemetry, radar, command and control, etc.
Internal 115/220 VAC supply. Batteries are not included in the warranty on used equipment.
Select New or Used Below.
Bird Model 4391A

Price:	$495.00
New or Used	Bird 4391 UsedBird 4391A New ($1,760.00) 8858:+:0,8859:=:1760
Quantity: