Condition: Used

The Narda 791FM is a used broadband variable attenuator covering 2 to 12.4 GHz. It is a dial-type unit offering smooth, continuously adjustable attenuation up to 37.5 dB, with Type N connectors and a robust panel-mount construction suited to RF lab and system integration environments.

No specific accessories, calibration records, or additional items are mentioned in the product description.

The Narda 791FM is a broadband dial-type variable attenuator manufactured by Narda Microwave Corporation (now Narda-MITEQ). Designed for panel mounting, it provides smooth, continuously variable attenuation across a wide microwave frequency range and is well suited to use in telecommunications, radar, and RF/microwave test and measurement applications. The Duo-Dial drive mechanism allows precise, repeatable resetting and positive locking at any attenuation setting.

Frequency Range: 2 to 12.4 GHz
Attenuation Range: 0 to 35 dB (2 to 2.5 GHz); 0 to 37.5 dB (2.5 to 12.4 GHz)
Insertion Loss: 1.5 dB
Maximum SWR: 1.30
Attenuation Control: Continuously variable (Duo-Dial mechanism)
Connectors: Input — Type N Female; Output — Type N Female or Male
Mounting: Designed for panel mounting
Shipping Weight: 8 lb
Operating Temperature: -54 to +105°C
Storage Temperature: -55 to +125°C
Applications: RF and microwave signal control, telecommunications, radar systems, laboratory test and measurement setups

Narda 791FM Broadband Variable Attenuator Datasheet (Test Equipment Center): Download PDF

Shipping & Returns Policy

Shipping Policy

• Processing Time: Orders are typically processed and dispatched within 1 business day.
• Shipping Methods: We offer Expedited Shipping to all destinations using UPS/DHL/Fedex/Royal Mail and other reputable carriers.
• Shipping Times: Mainland UK: 1-2 Business Days / Mainland Europe and USA: 2-3 Business Days / Rest of the World 5-7 Business Days.
• Shipping Costs: These are calculated at checkout based on the shipping method, destination and package dimensions.
• CUSTOMS AND TAXES: It is YOUR responsibility to liaise with customs in your country and ensure your package is cleared and any taxes are paid.
• Shipping Destinations: We ship worldwide.
• Tracking: Once your order is shipped, we will provide you with a tracking number via email.
• Insurance: All shipments are insured. In case of damage, please contact us via email within 48 hours of receiving the product with photographic evidence, please also ensure a report is logged with the delivery driver.

Returns Policy

• Return Period: In the event of an item being received which is 'not as specified', you can return your purchase within 14 days of delivery.
• Condition of Items: Items must be returned unused and in their original packaging.
• Return Method: All returns must be notified in writing to hello@ttinstruments.com, the email should accompany the order number, date and reason for return and must be within 14 days of delivery.
• Restocking Fees: A restocking fee of up-to 20% is applicable for items returned for any reason other than 'not as specified'.
• Refund Method: Refunds are processed to the original method of payment within 5 business days of receiving the return.
• Exchanges: We do not offer exchanges. It will either be a replacement or a refund.
• Return Shipping Costs: Return shipping costs will be borne by the customer unless the item is 'not as specified', in this case we will arrange for the return by way of a prepaid shipping label.