SINCLAIR Q202G1 Vhf Duplexer

( Brand: Sinclair ), ( Manufacturer Part Number: Q202G1 ), ( Frequency Range: 132 Mhz 174 Mhz ), ( Band: Vhf )

Review SINCLAIR Vhf Duplexer

Sinclair Q202G1 VHF Duplexer - A High-Performance Solution for Your Two-Way Radio System

The Sinclair Q202G1 VHF Duplexer is a top-tier component designed to ensure seamless communication in your two-way radio system. This high-quality duplexer is engineered to cater to the VHF frequency range, providing reliable, crystal-clear audio for your essential communication needs.

Crafted by Sinclair, a renowned name in the radio communications industry, the Q202G1 VHF Duplexer showcases exceptional engineering and precision. It is designed to effectively separate transmit and receive frequencies, minimizing interference and optimizing your radio's performance.

The Q202G1 VHF Duplexer boasts a wide frequency range of 136-174 MHz, making it compatible with a wide array of two-way radios and systems. It features a robust construction, ensuring durability even in challenging environments, and its compact size allows for easy installation in various radio systems.

This Sinclair duplexer is built with a high-quality, low-loss design to ensure minimal signal degradation, maintaining the integrity of your transmissions. It also features a robust filter design, ensuring excellent rejection of out-of-band signals, further reducing interference and improving overall system performance.

The Sinclair Q202G1 VHF Duplexer is an ideal solution for professional, industrial, and public safety applications where reliable, uninterrupted communication is crucial. Whether you're managing a construction site, coordinating emergency services, or running a commercial fleet, this duplexer will help you communicate effectively and efficiently.

In summary, the Sinclair Q202G1 VHF Duplexer is a high-performance, reliable, and durable component that will enhance the performance of your two-way radio system. Its wide frequency range, robust construction, and low-loss design make it a valuable addition to any communication setup.

The Sinclair Q202G1 VHF Duplexer is a radio frequency (RF) component used to separate transmission frequencies from reception frequencies in two-way radios. Here are the pros and cons of buying this duplexer:

1. High Quality: Sinclair is a reputable brand known for manufacturing high-quality RF components. The Q202G1 is designed to provide clear and stable signal transmission.

2. Wide Bandwidth: The duplexer has a wide bandwidth, allowing it to work with various VHF frequencies.

3. Durable Construction: The Q202G1 is built to withstand harsh conditions, making it suitable for outdoor use.

4. Easy Installation: The duplexer comes with a simple and straightforward installation process, which can be done without much technical expertise.

1. Price: The Sinclair Q202G1 is relatively expensive compared to other duplexers in the market.

2. Limited Frequency Range: While the duplexer has a wide bandwidth, it is only designed for VHF frequencies, limiting its versatility.

3. Potential for Interference: Like any RF component, the Q202G1 may cause interference if not properly tuned or installed.

The Sinclair Q202G1 VHF Duplexer is a high-quality RF component suitable for those seeking clear and stable signal transmission in VHF frequencies. Its durable construction and wide bandwidth make it a good choice for outdoor use. However, its high price and potential for interference may make it less attractive to some users.

If you are in need of a VHF duplexer and budget is not a major concern, the Sinclair Q202G1 could be a good investment. However, if you are looking for a more cost-effective solution or require a duplexer for UHF frequencies, you may want to consider other options in the market. Always ensure proper installation and tuning to avoid potential interference issues.

Details:

Currently tinned for TX 145.370 RX 144.770. Frequency Range MHz 132 to 148 Average Power Input max 350 W Connectors N-Female Insertion loss TX Ant dB 1.5 Isolation min 80. Band pass and band reject.

part #: q202g1 prices

• $399.99-$840.00

specifications hamamateuradio:

• brand: Sinclair
• mpn: Q202g1
• frequency range: 132 Mhz 174 Mhz
• band: Vhf

returns hamamateuradio:

• policy: No Returns

payments hamamateuradio:

• other
• wallet: Apple-pay
• credit card: Diners-club

general hamamateuradio:

• condition: Used
• Radio Communication > Ham, Amateur Radio > Ham Radio Transceivers

shipping hamamateuradio:

• type: Calculated
• service: UPS Ground
• cost: $122.58
• transit: 4-11 Days
• carrier: UPS
• class: Standard

offer hamamateuradio:

• started: June 28, 2025
• availability: In Stock
• quantity: 1
• sold: 0
• options: Ship-to-home

seller hamamateuradio:

• city: Lehigh Acres, Florida
• rating: 100.0%
• # reviews: 185

Sinclair Q202G1 Is Similar To:

• 1-150-1s7 Sinclair Cavity Vhf Model (47.6% similar) It has not been tested and so is being sold as. It can be returned to operate on other frequencies. It is currently tuned to the frequency of this cavity came from a decommissioned repeater site mhz. There is no physical damage and I am unaware of any problems with it...(October 25th, 2018)
• Q-202gc Quantar Maggorie High Pro-e Maggiore Repeater Vhf Analog With Sinclair Vhf Duplexer (35.3% similar) Maggie hi pro e repeater range 144MHZ to 174MHZ 25 watt repeater is on pair with cat 300 controller repeater has a 420 duplex link boards included with pl boards this is a turn key repeater working ready now just put in your call with Sinclair 4 cavity duplexer 1MHZ to 10MHZ spacing 90 db notch ...(February 19th, 2016)
• 148-174mhz Rdd4684a Motorola Sinclair R216cr Vhf Notch Repeater Duplexer (48% similar) Motorola RDD4684A vhf duplexer. Currently tuned for not able to find a lot of info on the internet for these. 755 and USPS priority mail. Manufactured by Sinclair R216CR was pulled from a weather sealed 100 watt senator based repeater...(October 14th, 2015)
• Q-202 Sinclair Used Rf Vhf Base Duplexer Cavity Mhz Rack Mount (48.9% similar) Buyer pays actual shipping charges only, via us postal service, ups or fed-ex any other shipper of your choice. Shipping: the shipping calculator is not always correct. There are no dings cracks or damage to the piece. I work a regular job that requires odd hours, shifting schedules and travel. ...(July 9th, 2018)
• Q202gr-1 Sinclair Vhf Mhz Ham Repeater Duplexer Free Tuning (48.3% similar) This product carries a 2-YEAR warranty active from the date received by customer. Free tuning. For sale is a Sinclair Q202GR-1 vhf mhz 2m ham repeater duplexer 4 cavity, rack mount. Please do your homework before you bid...(July 19th, 2018)
• Q2220 Sinclair Duplexer Vhf Mhz (57.6% similar) It can be returned to operate on other frequencies. It is currently tuned to the frequencies of this duplexer came from a decommissioned repeater site. It has not been tested and so is being sold as. There is no physical damage and I am unaware of any problems with it...(October 25th, 2018)
• 132-148mhz Q202-cg-1 Sinclair Duplexer Q202gc-1 Station Vhf Q-circuit 4 Cavity Nib (30.9% similar) ...(July 4th, 2016)
• 138-150mhz Q202gc1 Q202-gc-1 Sinclair Duplexer Q202gc-1 Station Vhf Q-circuit 4 Cavity Nib (28.8% similar) ...(July 11th, 2016)
• Q3220e Sinclair Uhf Ham Radio 350 Watt Bp Br Duplexer (49.4% similar) In like new condition. So that is why it will cost so much to ship. Sinclair Q3220E uhf band pass band reject duplexer. 8DB insertion loss at 5 mhz channel separation isolation 75DB rejection of receiver frequency this unit is not the small one and must be packaged properly...(May 29th, 2016)
• Q-202gc Evx-r70 Vertex Standerd Repeater Vhf Analog With Sinclair Vhf Duplexer (39.6% similar) Ex R70 vertex standers repeater range 144MHZ to 174MHZ 35 watt this is a vhf digital row way radio system digital analog wide narrow this is a turn key repeater working ready now just put in your call with Sinclair 4 cavity duplexer 600KHZ to 10MHZ spacing 90 db notch duplexer model is q 202GC with ...(September 25th, 2016)
• Sinclair Mr356n-2 Mobile Duplexer 440-480 Uhf F11 (51.9% similar) Part #: Sinclair MR356N-2 for sale...(March 13th, 2025)