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D3TNF Series

Tunable Bandreject Filter,
Digitally Controlled


5BT5% Tunable Filter

Overview

Product Name: D3TNF Series – Tunable Bandreject Filter, Digitally Controlled

Features

  • Digital Control allows complete automated operation via remote interface. GPIB (IEE-488) Standard Remote Interface, RS-232, RS-422, BCD and USB also available.
  • 24 VDC Standard Drive Voltage, 12 VDC, 110 VAC, and 220 VAC also available

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Product Specifications

K&L Model  Frequency
Range
(MHz)  
Passband
Insertion
Loss
3 dB BW
Range (MHz)
(Relative)
40 dB Min.
BW (KHz)
(Relative)
Typ. Notch
Depth
(Relative)
VSWRPassband Power
Handling
D3TNF-30/76-N/N-GRI30-760.5 dB Max1-2.510050 dB1.5:150 Watts CW
D3TNF-50/100-N/N-GRI50-1000.5 dB Max3-630050 dB1.5:150 Watts CW
D3TNF-100/200-N/N-GRI100-2000.5 dB Max3-630050 dB1.5:150 Watts CW
D3TNF-200/400-N/N-GRI200-4000.5 dB Max3-730050 dB1.5:150 Watts CW
D3TNF-250/500-N/N-GRI250-5000.5 dB Max3-730050 dB1.5:150 Watts CW
D3TNF-500/1000-N/N-GRI500-10000.5 dB Max6-1640045 dB1.5:150 Watts CW
D3TNF-1000/2000-N/N-GRI1000-20000.5 dB Max9-2440045 dB1.5:150 Watts CW

*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.

Filter
Type
Impedance RF
Connector 
Control
Interface
Control
Power
3 Section Notch50 OhmsType N Standard, SMA/TNC/BNC OptionalGPIB Standard, RS-232 / RS-422 / BCD Optional24 VDC Standard, 12 VDC / 110 VAC /220 VAC Optional

Digitally Controlled Filter Guide

FormatRS232
(serial)
RS422
(serial)
BCD
(parallel)
Binary
(parallel)
IEEE-488 (parallel)ARC171ARC234ThumbwheelEthernetUSB
CodeABEFGH*J*KLM

* Non-standard longer lead time option

VoltageCode
12-14 VDCQ
24-28 VDCR
110 VACS
220 VACT

Applications

  • ATE Labs
  • Wireless Communications
  • Military Communications

Markets

Defense Aerospace Communications GPS ATE Space

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Featured Brand

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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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