Sinclair duplexer. The Q-302G is available in either .

Sinclair duplexer 5 MHz spacing. In this how to video, a Sinclair Technologies engineer demonstrates step by step how to properly tune a duplexer filter. 0. 00) Timberline Radio Systems Ltd. Tune Duplexer? When does item ship? SINCLAIR's Q3220E 406 – 512 MHz duplexer. Q202G Four Cavity Q-Circuit Base Station DuplexerDuplexers - VHF Duplexers Sinclair developed the Q2220E design coupled with our Res-LokTM modular construction resulting in an extremely versatile duplexer offering exceptional performance. Model No. 85 dB isolation. *TESSCO tuned or field tuned • Six-cavity provides 85 dB isolation • Res-Lok design reduces inter-cavity cabling and losses • Provides up to 85 dB isolation at Designed for operation in the 406-512 MHz band, this compact 4-cavity duplexer provides excellent performance while conserving valuable rack space. Finding specifications, especially for models that are no longer in production, can be a very frustrating process. As always, we respect your privacy and never share your personal information with anyone. *TESSCO tuned or field tuned • Four cavity duplexer with 70 dB of isolation • Only 1. 350W. The Q-301G base station duplexer utilizes Sinclair’s Q-circuit design in a 6-cavity configuration to provide very high attenuation at extremely close frequency separation in the 406-512 MHz band. Our portfolio includes over 3,000 products—from advanced antennas and filters to a wide range of accessories—covering key frequency bands such as 800 MHz, UHF, VHF, TETRA, and 5G. Sinclair's 138 - 174 MHz four (4) cavity duplexer. 8 dB insertion loss • Rugged Res-Lok design reduces inter-cavity cabling Duplexer, 4 cavity mobile, 4. 8dBMax ISOL 75dBMin 350W Item #SINQ3220E • Compact design provides excellent performance while conserving rack space • Isolation of greater than 75 dB at 5 MHz separation and less than 0. 5 MHz minimum separation 1. 5 to 10 MHz separation, 126-174 MHz Below is a comprehensive list of downloadable instructional manuals to help tune and understand your products. Learn More!Sinclair - 138-174 MHz Pass Reject Duplexer (Q2330E) SINCLAIR's Q2330E 138 – 174 MHz duplexer. Range (MHz) 132-174 Application A duplexer is a filter that allows a transmitter and receiver to operate on the same antenna. Can be mounted on floor or wall as well. The Q-Circuit design provides a quasi-bandpass response, resulting in suppression of spurious and sideband transmitter noise between and adjacent to the duplex frequencies. The "Res-Loc" design allows mounting on 19" rack with cavities horizontal or vertical. Coupled with carefully temperature compensated components this • Four cavity duplexer with 70 dB of isolation and only 1. That being said, Q2220E duplexers are working just fine on many ham repeaters. 5 dB insertion loss at 500 KHz separation Isolation of 80 dB at 3 MHz spacing typical Note: TESSCO or field tune. This duplexer can be tuned to ham frequencies with a 600 khz spacing. This is a 350 watt rated duplexer that can be tuned to frequencies between 406-512 MHz. 350 W. Shop now for fast shipping and easy returns! Sinclair Mfg. Find top brands, exclusive offers, and unbeatable prices on eBay. This duplexer allows bi-directional communication over a common antenna and is ideal for applications that call for a compact rugged unit, such as in vehicles, or where space is constrained. Sinclair Res-Lok duplexer with Q-circuit design provides a quasi-bandpass response to suppress sideband transmitter noise between and adjacent to the duplex frequencies. Sinclair Technologies offers duplexers for bi-directional transmission, which allow a transmitter and receiver to share a single antenna. Learn about base station and mobile duplexers, case studies, white papers and product brochures. 5 dB insertion loss at 500 KHz separation • Isolation of 80 dB at 3 MHz spacing typical • Six-cavity provides 85 dB isolation • Res-Lok design reduces inter-cavity cabling and losses • Provides up to 85 dB isolation at frequency separation of 500 KHz Sinclair Technologies | Q3220E 406-512 MHz Duplexer 5MHz Sep IL . WISCO International (Sinclair Technologies - Q3220E-Q3330E) The Q301GC-4 Sinclair Duplexer Base Station Circuit Cabinet Cavity 420-450 is a high-quality product that offers numerous benefits, including a wide frequency range, high power handling, durable construction, and easy installation. Authentic OEM Sinclair product with full specs, compatibility details, and expert support from Radioparts. Sinclair MR3332S-3 Duplexer - UHF(450-470MHz), Spacing(5MHz), 6 Cavity - Fits HR652 It is strongly recommended to have Hytera install the duplexer and tuen the duplexer at the factory. Coupled with carefully temperature compensated components this The Q2330 series uses Sinclair's Q-Circuit design coupled with our Res-LokTM modular construction to result in a series of extremely versatile duplexers offering exceptional performance. 00 (CAD $ 885. , sells Sinclair RF products, including duplexers, combiners, antennas and custom test equipment. N Female connectors. At 5 MHz separation, this unit provides isolation in excess of 75 dB with less than 0. The MR356N-2 is a compact mobile duplexer for use in the 440-480 MHz frequency band. Duplexer Tuning Services: We custom tune many different types of duplexers, both in our Canadian lab • Four cavity configuration provides very high attention at extremely close frequency separation• Quasi-bandpass response results in suppression of spurious and sideband transmitter noise• Easy rack mount configuration A duplexer is a filter that allows a transmitter and receiver to operate on the same antenna. Sinclair Q2220E – Professional VHF Duplexers for RF systems. MD356 series is Sinclair's new line of mobile duplexer that features six resonators for outstanding performance. The Sinclair 132-174 MHz Pass Notch Duplexer is a product of Sinclair Technologies, a renowned name in the field of communication systems. 8 dB insertion loss. It utilizes four carefully temperature compensated resonators housed in a rugged lightweight aluminum extrusion. The Q2220E design provides a quasi-bandpass response, resulting in suppression of spurious and sideband transmitter noise between and adjacent to the duplex frequencies. After tuning them my receive is awful and my transmit is somewhat not what it used to be. Sinclair Q2330E – Professional VHF Duplexers for RF systems. The Explore a wide range of our Sinclair Duplexers selection. Sinclair Technologies specializes in innovative wireless communication solutions trusted across the industry. Sinclair developed the Q2330E design coupled with our Res-LokTM modular construction resulting in an extremely versatile duplexer offering exceptional performance. 8 dB loss. Carefully temperature-compensated resonators are designed to minimize variations due to changing operating environments. Pass-reject type. The Q2330E design provides a quasi-bandpass response, resulting in suppression of spurious and sideband transmitter noise between and adjacent to the duplex frequencies. These duplexers provide superior performance for trunking and conventional applications, and may also be used Home / Mobile duplexer, 6 cavity, 380-480 MHz MD356 SERIES Mobile duplexer, 6 cavity, 380-480 MHz Add to Quote View Datasheet The Sinclair Q202GR-1 VHF 132-150 MHz Ham Repeater Duplexer Tuning is a high-quality, high-performance duplexer that is ideal for ham radio repeater operations. Q2330E - 132-174 MHz Duplexer Type Pass/Reject Duplexer Freq. Q301GC-4 Duplexer, base station, Q-Circuit, Cabinet mounted, 420-450 MHz Add to Quote View Datasheet Add to Compare By Logging In, you create a private relationship with us, and with that, we can then display our actual selling prices. The Q-302G is available in either The Sinclair Q2220E is only a good repeater duplexer for a 144-148MHz amateur band when you are running low power. This design provides a quasi-bandpass response, resulting in suppression of spurious and side-band transmitter noise between and adjacent to the duplex frequencies. You can also go to our Video Library page to see video tuning instructions. 4 cavity. Pass- reject type. Features Compact and rugged design, ideal for mobile applications Low insertion loss for Buy Sinclair Mobile Duplexers - MR-256N Our Price USD $ 785. This Duplexer is designed to offer superior performance and reliability. Mike the engineer also gives suggestions on preventing damage to the unit Oct 31, 2025 · Sinclair UHF RES-LOK duplexer, model number:Q3220E. 5 dB insertion loss • 350 W power rating • Variety of mounting options available Nov 24, 2004 · Introduction The duplexer is a critical part of many repeater systems. • Six highly stable temperature compensated helical resonators Enclosure is made of lightweight but rugged aluminum extrusion • 50 Watts power handling with 75 dB Tx to Rx isolation Minimum Tx-Rx spacing of 5 MHz, maximum of 10 MHz Sinclair’s MR356 series of mobile duplexers are compact units, fabricated from lightweight, rugged aluminum extrusion, which affords maximum structural integrity. N/female conns • High attenuation at extremely close frequency spacings in 420-450 MHz band • Quasi bandpass response suppresses spurious and side-band transmitter noise • Available in either rack mount or cabinet enslosure Oct 28, 2025 · This index page covers the antenna system, which is made up of everything from the repeater transmitter or repeater receiver antenna jack out, including duplexers, circulators, isolators, feedlines, the antenna (s) themselves, etc. C Series Multicouplers FP, FR, FQ Series F-Series Hybrid Ring Duplexer Rx Multicouplers MR Mobile Duplexers P and Q Series PH Series SINCLAIR 138-174 MHz Duplexer. Features: 70 dB of isolation Only 1. When searching the markets for a pre-owned unit, it is often difficult to determine the suitability of available units to a particular application. This guide is intended as an aid to those searching for a SINCLAIR 406-512 MHz Duplexer. Sinclair developed the Q2220E design coupled with our Res-Lok™ modular construction resulting in an extremely versatile duplexer offering exceptional performance. Q-Circuit duplexer. The duplexer offers only 70db of isolation at 600kHz frequency split, which, in my opinion, is not sufficient for anything solid state over about 20 watts, especially if you use a preamplifier. Yesterday I was trying to tune up the duplexers one can at a time as listed in this Sinclair Youtube Video. 6 cavity. 4 dB loss. com. Choose from a variety of great products, featuring the World-Class Sinclair product line. Sinclair developed Q-Circuit design coupled with our Res-LokTM modular construction to result in a series of extremely versatile duplexers offering exceptional performance. gd6eh avx0 8jcshvai ujak 59vx 1kfj egmq ae9h dh4m pje