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Bird 8329-300 Tenuline Attenuator (New)
2000 Watts RF Load 30 dB 50 OHMS


Bird Tenuline RF Load and Attenuator 2000 Watts Continuous
4000 Watts Continuous with optional BA-300 Blower Assembly
  • Accuracy: +/-0.5 dB (Calibration Data supplied for 30, 100, 200, 300, 400, and 500 MHz which is accurate to +/-0.2 dB)
  • Ambient Temperature Range: -40 C to +45 C
  • Attenuation: 30 dB
  • Connector: Bird QC Type N(F) Standard, others available
  • Coolant: 2.9 gal. (11 liters) silicone oil
  • Finish: Gray powder coat
  • Frequency Range and VSWR: Input 1.1 max. DC to 500 MHz
  • Nominal Size: 23 15/16" L x 17 3/16" H x 7 1/8" W (595 x 437 x 181 mm)
  • Operating Position: Horizontal only
  • Power Rating: 2000 W continuous (4000 W with Blower Option)
  • Weight: 57 lbs. (26 kg)
  • Specifiy 115 VAC or 230 Vac if ordering blower option.
Bird Specifications and Manual

Price: $2,149.00 
Blower Options 
Quantity:   
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Bird 8325 Tenuline Attenuator 30 dB
500 Watts DC-500 MHz


30 dB attenuator/load 50 Ohms, Type N female input and output. 500 Watts dissipation continuous with a calibrated -30 dB tap for scopes, spectrum analyzers, counter, etc. Accuracy +/- 0.5dB DC-500 MHz. Used in excellent to new condition, 90 day warranty.
Specifications and Manual

Price: $649.00 
Used or New? 
Quantity:   
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Bird 25-A-MFN-00 Attenuators 25 Watts 1-40 dB DC- 4GHz (New)
Bird 25-A-FFN-00 Attenuators 25 Watts 1-40 dB DC- 4GHz


25-A Series Attenuators 1-40 dB 25 Watt (New)
Select connector and attenuation under Options below.
Or call us at (781) 430-0450.
  • DC - 1 GHz @ 1.10:1 max, 1 GHz - 4 GHz @ 1.25:1 max.
  • Bi-Directional for maximum convenience -Use either connector for input
  • Connector Type N(M) to N(f)
  • (Also Avail with N(F) to N(f), BNC, etc.)
  • Rugged Reliability provides years of trouble free use
  • Low intermodulation performance
  • Delivery is 1-3 weeks on this item.

Bird's RF attenuators are world renowned for their high-quailty, robust construction and conservative power ratings. The use of non-magnetic materials and plating provide naturally lower intermodulation performance and safety when used in high magnetic fields such as MRI.

Bird Specifications

Price: $141.00 
Attenuation Selection 
Quantity:   
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Bird 50-A-MFN-00 Attenuators 50 Watts 1-40 dB DC- 4GHz (New)
Bird 50-A-FFN-00 Attenuators 50 Watts 1-40 dB DC- 4GHz


50-A Series Attenuators 1-40 dB 50 Watt (New)
Select connector and attenuation under Options below.
Or call us at (781) 430-0450.
  • DC - 1 GHz @ 1.10:1 max, 1 GHz - 4 GHz @ 1.25:1 max.
  • Bi-Directional for maximum convenience -Use either connector for input
  • Connector Type N(M) to N(f)
  • Also Avail with N(F) to N(f), BNC, etc.
  • Rugged Reliability provides years of trouble free use
  • Low intermodulation performance
  • Delivery is 1-3 weeks on this item.

Bird's RF attenuators are world renowned for their high-quailty, robust construction and conservative power ratings. The use of non-magnetic materials and plating provide naturally lower intermodulation performance and safety when used in high magnetic fields such as MRI.

Bird Specifications

Price: $196.00 
Attenuation Selection 
Quantity:   
------------------------------- Martin RF Supply Home Page -----------------------------------

Bird 75-A-MFN-00 Attenuators 75 Watts 1-40 dB DC- 4GHz (New)
Bird 75-A-FFN-00 Attenuators 75 Watts 1-40 dB DC- 4GHz


75-A Series Attenuators 1-40 dB 75 Watt (New)
Select connector and attenuation under Options below.
Or call us at (781) 430-0450.
  • DC - 1 GHz @ 1.10:1 max, 1 GHz - 4 GHz @ 1.25:1 max.
  • Bi-Directional for maximum convenience -Use either connector for input
  • Connector Type N(M) input to N(f) Output
  • Also Avail with N(F) to N(f), BNC, etc., call or email for details.
  • Rugged Reliability provides years of trouble free use
  • Low intermodulation performance
  • Delivery is 1-3 weeks on this item.

Bird's RF attenuators are world renowned for their high-quailty, robust construction and conservative power ratings. The use of non-magnetic materials and plating provide naturally lower intermodulation performance and safety when used in high magnetic fields such as MRI.

Bird Specifications

Price: $217.00 
Attenuation Selection 
Quantity:   
------------------------------- Martin RF Supply Home Page -----------------------------------

Bird 100-A-MFN-00 Attenuators 100 Watts 1-40 dB DC- 4GHz (New)
Bird 100-A-FFN-00 Attenuators 100 Watts 1-40 dB DC- 4GHz


100-A Series Attenuators 1-40 dB 100 Watt (New)
Select connector and attenuation under Options below.
Or call us at (781) 430-0450.
  • DC - 1 GHz @ 1.10:1 max, 1 GHz - 4 GHz @ 1.25:1 max.
  • Bi-Directional for maximum convenience -Use either connector for input
  • Connector Type N(M) to N(f)
  • (Also Avail with N(F) to N(f), BNC, etc.)
  • Rugged Reliability provides years of trouble free use
  • Low intermodulation performance
  • Delivery is 1-3 weeks on this item.

Bird's RF attenuators are world renowned for their high-quailty, robust construction and conservative power ratings. The use of non-magnetic materials and plating provide naturally lower intermodulation performance and safety when used in high magnetic fields such as MRI.

Bird Specifications

Price: $279.00 
Attenuation Selection 
Quantity:   
------------------------------- Martin RF Supply Home Page -----------------------------------

  Bird 100-SA-MFN-06 6 dB Attenuator (8343-060) Used
100 Watt DC-2.4 GHz


Bird 8343-060 6 dB Attenuator
Product Specifications:
  • Ambient Temperature Range: -40 C to +40 C
  • Attenuator Operation: Bi-directional 6 dB
  • Connector: N Male/Female
  • Finish: Black anodized. Silver or Tri-alloy plated connectors
  • Frequency Range and VSWR: DC to 1 GHz at 1.10:1 max., 1 GHz to 2.4 GHz at 1.25:1 max.
  • Impedance: 50 ohms, nominal
  • Nominal Size: 6.4" H x 2.6" W x 6.8" D (163 x 66 x 173mm)
  • Operating Position: Vertical
  • Power Rating: 100 Watts
  • Weight: 4.3 lbs. (1.95 kg)
Bird Specifications
Select New or Used Below

Price: $159.00 
New or Used? 
Quantity:   
------------------------------- Martin RF Supply Home Page -----------------------------------


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Bird 8314A GE MRI Attenuator 30 dB 8314A030
200 Watts DC-500 MHz (Used)
50 Ohm Calibration Load for GE MRI Systems


30 dB attenuator/load 50 Ohms, Type N female input and BNC(F) output. 200 Watts dissipation continuous and several KW peak rating, with a calibrated -30 dB tap for scopes, spectrum analyzers, counter, etc. Accuracy +/- 0.5dB DC-500 MHz. Used in new condition.
Specifications and Manual

Price: $495.00 
Quantity:   
------------------------------- Martin RF Supply Home Page -----------------------------------


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Bird 8322 Termaline Attenuator 30 dB
200 Watts DC-500 MHz (Used)


30 dB attenuator/load 50 Ohms, Type N female input and output. 200 Watts dissipation continuous with a calibrated -30 dB tap for scopes, spectrum analyzers, counter, etc. Accuracy +/- 0.5dB DC-500 MHz. Used in new condition, similar to item shown.
Specifications and Manual

Price: $395.00 
Quantity:   
------------------------------- Martin RF Supply Home Page -----------------------------------

Bird 50-A-MFN-20 Attenuator 50 Watts 1-40 dB DC- 4GHz (New)
Bird 50-A-FFN-20 Attenuator 50 Watts 1-40 dB DC- 4GHz


50-A Series Attenuator 1-40 dB 50 Watt (New)
Select connector and attenuation under Options below.
Or call us at (781) 430-0450.
  • DC - 1 GHz @ 1.10:1 max, 1 GHz - 4 GHz @ 1.25:1 max.
  • Bi-Directional for maximum convenience -Use either connector for input
  • Connector Type N(M) to N(f) (Also Avail with N(F) to N(f), BNC, etc.)
  • Rugged Reliability provides years of trouble free use
  • Low intermodulation performance
  • Delivery is 1-3 weeks on this item.

Bird's RF attenuators are world renowned for their high-quailty, robust construction and conservative power ratings. The use of non-magnetic materials and plating provide naturally lower intermodulation performance and safety when used in high magnetic fields such as MRI.

Bird Specifications

Price: $196.00 
Attenuation Selection 
Quantity:   
------------------------------- Martin RF Supply Home Page -----------------------------------

  Bird 50-A-MFN-30 30 dB Attenuator
50 Watt Bi-directional DC-2.4 GHz (Used)


Bird 50-A-MFN-30 30 dB Attenuator
Product Specifications:
  • Ambient Temperature Range: -40 C to +40 C
  • Attenuator Operation: Bi-directional 30 dB
  • Connector: N Male/Female
  • Finish: Black anodized. Silver or Tri-alloy plated connectors
  • Frequency Range and VSWR: DC to 1 GHz at 1.10:1 max., 1 GHz to 2.4 GHz at 1.25:1 max.
  • Impedance: 50 ohms, nominal
  • Operating Position: Vertical
  • Power Rating: 50 Watts
  • Weight: 3.3 lbs.
Bird Specifications

Price: $135.00 
Quantity:   
------------------------------- Martin RF Supply Home Page -----------------------------------

Bird 8343-060 Attenuator 100 Watts 6 dB DC- 2.5GHz (Used)
Similar to Bird 100-A-FFN-06


8343-060 6 dB 100 Watt (Used)
  • DC - 1 GHz @ 1.10:1 max, 1 GHz - 2.5 GHz @ 1.25:1 max.
  • Connector Type N(F) to N(f)
  • Also Avail with N(F) to N(f), BNC, etc.
  • Rugged Reliability provides years of trouble free use
  • Low intermodulation performance

Bird's RF attenuators are world renowned for their high-quailty, robust construction and conservative power ratings.


Price: $159.00 
Quantity:   
------------------------------- Martin RF Supply Home Page -----------------------------------


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Bird 8323 Termaline Attenuator 30 dB
100 Watts DC-500 MHz (Used)


30 dB attenuator/load 50 Ohms, Type N female input and output. 100 Watts dissipation continuous with a calibrated -30 dB tap for scopes, spectrum analyzers, counter, etc. Accuracy +/- 0.5dB DC-500 MHz. Used in new condition.
Specifications and Manual

Price: $249.00 
Quantity:   
------------------------------- Martin RF Supply Home Page -----------------------------------


Martin RF Supply
20 Brand Street
Arlington, MA 02474
www.MartinRFSupply.com
email: Sales@MartinRF.com


Phone: (781)430-0450
Fax: (781)915-0776

Sales@MartinRF.com