144 440 duplexer

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Jul 08, 2019 · The duplexer used to combine the two systems to one antenna Hi side port is tuned to notch 144.39 and and pass the repeater pair. The Lo side port is tuned to notch the 615Khz needed for the repeater and pass 144.390. The combined port on the repeater duplexer is connected to the Hi port on the duplexer used to combine APRS. The duplexer is CF-4160 and the ISS isn't doing much Ham stuff for us. Only certain schools and planning a year in advance. Cmd Wheellock used to be talking up a storm before. But as of 2 June 2017 they plan a year ahead for QSO's. If I build a new tripod I will use an old fashion Icom IC-481H Satellite transceiver, 2 meter and 440 rec only. vhf pass reject six resonators duplexer 66 – 88 mhz ... vhf pass reject double cavity filter duplexer 144 – 175 mhz, 150 mm section ... tetra duplexer 400 – 440 ... Mar 13, 2015 · My IC-706 has both 2m and 70cm coming from the same output port. In order to use two antennas, one for 2m and one for 70cm, I purchased an MFJ-916B Duplexer to allow me to use only one feed line ... 144 to 146 MHz, UHF range: 432 to 440 MHz • Low insertion loss (IL): 0.15 dB at VHF and 0.40 dB at UHF • High isolation: The UHF band is isolated by 70 dB from the VHF path. The VHF band is isolated by 70 dB from the UHF path. • All ports are well matched to 50 Ω with a maximum SWR of 1.26 • All ports are dc grounded • Maximum RF ... The Arrow II line of Antennas has been engineered to provide maximum gain and efficiency in the smallest practical size & weight. Only About 19 oz. (split boom add 1 oz.) Aluminum Arrow Shafts are used for elements. The 2 Gamma Matches (shown above) are pre-assembled & pre-tuned. One connector for VHF and one for UHF. Only female BNC is available. 144 to 146 MHz, UHF range: 432 to 440 MHz • Low insertion loss (IL): 0.15 dB at VHF and 0.40 dB at UHF • High isolation: The UHF band is isolated by 70 dB from the VHF path. The VHF band is isolated by 70 dB from the UHF path. • All ports are well matched to 50 Ω with a maximum SWR of 1.26 • All ports are dc grounded • Maximum RF ...

Umd majorsThe Arrow II line of Antennas has been engineered to provide maximum gain and efficiency in the smallest practical size & weight. Only About 19 oz. (split boom add 1 oz.) Aluminum Arrow Shafts are used for elements. The 2 Gamma Matches (shown above) are pre-assembled & pre-tuned. One connector for VHF and one for UHF. Only female BNC is available. I observed , when I transmit on vhf ,50% loss read on swr meter,but,when I transmit it shows 7 to 8 what’s while my Max power is 5 watt.its Baofenf 5vr. Without duplexer,it gives the result ok.question is why transmitted power incresed at uhf when using duplexer inbetween.its strange but it is..brand new swr power meter I have used Nissei RS40 32 Last Updated Fall 2011 MOBILE DUPLEXERS EMR64534/ENC VHF 4 Cavity Base Duplexer † Special Order - Specify Tx & Rx Frequency † Available In The Following Bands: 144-190MHz

Duplexer/Splitter/Combiner. Comet calls these “duplexers”, but they are also referred to as combiners or splitters. They are basically band-pass filters, simultaneously passing RF in both directions through the common connector while the band-pass filters provide a high degree of isolation between ports.

Sep 14, 2017 · 144 - 174 MHz TPRD-1554, 1556 BANDPASS / REJECT DUPLEXERS TPRD-1554, 1556 BANDPASS / REJECT DUPLEXERS 144 - 174 MHz The Telewave Model common antenna. These pass-reject duplexers are ideal for systems with very close frequency spacing. The Telewave TPRD-1554 has two pass Connectors N or UHF female (opt.) Finish Acrylic enamel Net weight lb ... Jul 20, 2010 · The functional schematic For the 2-meter (144 to 146 MHz in λ/4 coaxial cable stub CC1 (λ/4 at UHF) diagram is shown in Fig 1. The VHF Czech Republic) and 70-cm bands (432 is open at the far end and acts as a short path (between the VHF and common to 440 MHz in Czech Republic), we get: circuit for UHF at the VHF port. Mar 13, 2018 · The Kenwood TM-721A dual band 2 meter, 440 MHz transceiver provides high performance communications with operating ease. It features dual watch receive, 30 memory channels and multi-scan function. Extended receive range is 138-174 MHz and 438-450 MHz. Power output is 45/5 watts on 2 meters and 35/5 watts on 440 MHz.

The RF signals below UHF pass through the duplexer circuit and are separated into VHF (50 MHz, 144 MHz and WFM band) and UHF (440 MHz band) signals. The high-pass fil-ter (C4–C8, L5, L6) is for UHF (440 MHz band) signal and the low-pass filter (C15–C20, L10–L12) is for VHF (50 MHz, 144 MHz and WFM band) signals. FD183005: FD904510: FD906005: Rx Frequency, MHz : 1710-1785: 880-915: 890-915: Tx Frequency, MHz : 1805-1880: 925-960: 935-960: Rx Insertion loss, dB : 0.5: 1.0: 0.5 ...

Wind waker walkthrough dragon roostNov 23, 2016 · eHam.net News -- Introducing the New BCD line of duplexers. There are five duplexers available: BCD-144/440, BCD-220, BCD-144250 and BCD-440250. The BCD-144/440 is a small mobile style duplexer available in either VHF or UHF frequency Bands. EMR Corp 65534/ENC Pass Notch Duplexer, 440-512 Mhz, Frequency Separation 5 Mhz, Power Rating to 100 Watts, 4 each 3" Cavities, N Female Connectors, 5-1/2" x 19" x 10-3/4", 10 Pounds.

Search Results for 144mHz 440mHz DUAL BAND MOBILE. R&L Electronics ... DUPLEXER TRIPLEXER ROTATORS ... 144/440 DUAL BAND MOBILE 28/50/144/440 QUADBAND MOBILE HF/50 ...
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  • Do not use one of these duplexers outdoors when there is any kind of precipitation. These types of HF/VHF/UHF duplexers have become increasingly popular as transceivers gain more bands. Separate or combine your band usage with MFJ HF/6M/VHF/UHF Duplexers from DX Engineering.
  • Please call for your EMR BDA, Combiner and Multicoupler Applications! EMR64534/ENC VHF Base Duplexer ... 144-190MHz † 100W Input Power ... 440-512MHz † 100W Input ...
  • 144-440 MHz duplexer with SO-239 connector and 2 PL-259 connectors. ... Home Amateur Radio Antenna Accessories Duplexers & Triplexers. Back. MX-72D.
base station antenna duplexers “pass notch” ... 64534/enc 144-190 100 w 5.00 mhz 1.2 db 15 mhz 0.8 db 80 db 85 db 3” 4 1,015.00 ... 65534/enb 375-440 100 w 5.00 ... With this diplexer, you can connect a 2m (144-146 MHz) and 70cm (430-440 MHz) transmitter to a single dualband antenna, or a dualband transmitter to two seperate antennas. This diplxer is for a maximum power of 25 Watt (both 2m and 70cm, even at the same time). You can probably go as far as 40-50 Watt, but keep your transmissions a little shorter. antennas for mobile radio. COMET SB-0 MOBIEL ANTENNE 144/430 MHZ. SPECIFICATIONS: Frequency Range: 144 - 430 MHz Gain: ... For sale Comet CF-416A Duplexer for transmitting and receiving the 144 (or HF/50Mhz) and 433Mhz at the same time. Combined high grade filters work for preventing TVI at the same time. In the case of using the CF-416 for one frequency, the other end can remain open, although the use of a dummy load would be preferred. If you already know your item IDs, simply enter them below along with the quantity desired and click Add to Cart for a speedy check-out. Take extra care to type item IDs correctly, and note that the quick order form does not provide the quantity on hand for items. DUPLEXERS - BASE STATION ANTENNA 118 - 440 MHz BAND PASS ELECTRICAL SPECIFICATIONS Model Number Contact Factory (623) 581-2875 64544/SBC Contact Factory (623) 581-2875 65544/SBB Frequency Band (MHz) 118-138 144-190 190-300 375-440 Input Power 150 W 150 W Spacing Min Space vs Loss Max Loss 5.0 MHz 1.5 dB 5.0 MHz 1.5 dB base station antenna duplexers “pass notch” ... 64534/enc 144-190 100 w 5.00 mhz 1.2 db 15 mhz 0.8 db 80 db 85 db 3” 4 1,015.00 ... 65534/enb 375-440 100 w 5.00 ...
For sale Comet CF-416A Duplexer for transmitting and receiving the 144 (or HF/50Mhz) and 433Mhz at the same time. Combined high grade filters work for preventing TVI at the same time. In the case of using the CF-416 for one frequency, the other end can remain open, although the use of a dummy load would be preferred.