TNF Series

Tunable Bandreject Filter,
Manually Controlled

Overview

Product Name: TNF Series – Tunable Bandreject Filter, Manually Controlled

Features

Available From Stock
Manual Frequency Selection
Direct-readout Center Frequency Dial
Greater than 45 dB Attenuation Typical
Digitally Controlled Versions Available

Product Specifications

K&L Model	Frequency Range (MHz)	Type	3 dB BW Range (MHz) (Relative)	40 dB Min. BW (KHz) (Relative)	Typ. Notch Depth (Relative)	Length Inch/mm	Width Inch/mm	Height Inch/mm
3TNF-30/76-N/N	30-76	3 Sec.	1-2.5	100	50 dB	6.56/167	5.38/137	2.75/70
3TNF-50/100-N/N	50-100	3 Sec.	3-6	300	50 dB	6.56/167	5.38/137	2.75/70
3TNF-100/200-N/N	100-200	3 Sec.	3-6	300	50 dB	6.56/167	5.38/137	2.75/70
3TNF-200/400-N/N	200-400	3 Sec.	3-7	300	50 dB	6.56/167	5.38/137	2.75/70
3TNF-250/500-N/N	250-500	3 Sec.	3-7	300	50 dB	6.56/167	5.38/137	2.75/70
3TNF-500/1000-N/N	500-1000	3 Sec.	6-16	400	45 dB	6.56/167	5.38/137	2.75/70
3TNF-800/1000-0.2-N/N	800-1000	3 Sec.	1.6-2.6	NA	40 dB	6.56/167	5.38/137	2.75/70
3TNF-1000/2000-N/N	1000-2000	3 Sec.	9-24	400	45 dB	6.56/167	52.88/73	2.75/70
3TNF-1500-3000-N/N	1500-3000	3 Sec.	10-27	800	50 dB	5.36/136	2.88/73	2.53/64
5TNF-1700/2000-0.1-N/N	1700-2000	3 Sec.	3-3.6	NA	30 dB	7.39/188	3.31/84	2.75/70

*The “Frequency Range” column indicates the Passband Range as well as the Tuning Range of the filter. The passband performance
outside of that frequency range is not defined.

Passband VSWR	Insertion Loss	Impedance	Passsband Power Handling	Dial Accuracy	RF Connector
1.5:1	< 0.5 dB	50 Ohms	50 Watts CW	+/- 1%	Type N

Applications

ATE Labs
Wireless Communications
Surveillance

Markets

Defense Aerospace Communications GPS ATE Space

Resources

Pole/Zero ICE Product Catalog

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BSC Filters Brochure

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K&L Microwave Filters Product Catalog

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Tunable Filters Brochure

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Access Filter Wizard

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Access QuEST

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Featured Brand

K&L Microwave

Since 1971, we’ve aggressively invested in innovation to deliver interference mitigation products built to even the most exacting specifications. By taking control of the internal design and production processes, K&L Microwave can work collaboratively with customers, employing our high-quality standards and industry expertise to develop custom solutions across a full line of applications.

Our line of filters, duplexer, and subassemblies includes multiple topologies, including Ceramic, Lumped Element, Cavity, Waveguide, and Tunable Filters.

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