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The United States is experiencing its biggest pilot shortage in recent memory, forcing airlines to cancel flights just as travelers are heading ba... The United States is experienc... Electrical Data. = 276-285, JJ = 220-222 Bandwidth (150-174 MHz) – MHz 10 VSWR 1.5 to 1 or less Nominal impedance – ohms 50 Gain (over half-wave dipole) Omni pattern – dBd 6.0 Offset pattern – dBd 9.0 Maximum power input – watts 500 Vertical beamwidth (half power points) 16° Decoupling between antennas (split models) – dB 35 ... The pieces of a D-STAR System. Installing the hardware - Radios and such. Connecting everything together. Configuring the Controller and Radios. Testing a basic repeater. Installing a Gateway. Various Tips. Hopefully, if you follow the steps, we will hear you on the air. The process for getting a repeater on the air can be as short as a week ... The pieces of a D-STAR System. Installing the hardware - Radios and such. Connecting everything together. Configuring the Controller and Radios. Testing a basic repeater. Installing a Gateway. Various Tips. Hopefully, if you follow the steps, we will hear you on the air. The process for getting a repeater on the air can be as short as a week ... There is a great site called repeater builder. The thing about repeaters is performance. Hams have had cross band UHF to VHF repeaters that are really simple for years. You pick two frequencies that are not harmonically related so interference is minimised connect the audio out to audio in, a little bit of switching, usually a line that …To do so, go to the Post Submit Actions tab. Add an “Update User” action, and click the pencil icon to edit its settings. In the user_id field, select the “User ID (will update this user)” option. And map the _education field to the User Meta – “_education”. This way, the values from the form fields will be added to the user meta ... MCS2000 documentation found on Repeater Builder. At the end of this article I have also included a chart summary of each pin’s function. Honey, who shrunk the antenna connection? The smaller funny looking UHF style antenna connection on the MCS2000 radio is called, appropriately enough, a mini-UHF (female) connector. 1 repeater sensitivity / de-sense tests testing rx sensitivity degradation caused by: - antenna noise pick-up - tx signal feeding back into rx1 repeater sensitivity / de-sense tests testing rx sensitivity degradation caused by: - antenna noise pick-up - tx signal feeding back into rxReview Summary For : Repeater Builder STM32 DVM; Reviews: 5 MSRP: 85-95; Description: The RB_STM32_DVM is yet another Multi-Mode Digital Voice Modem that gives new life to analog repeaters by allowing them to become digital capable. The STM32 has an on-board microcomputer, so there is no need for a separate Arduino or other …Here is a listing of the current "Lite" family of products: General Purpose Interface: NLA: RIM-Lite: Schematic Layout. RIM-Lite V2*: Schematic Layout. Special Limited Time Price - $60. *The V2 adds connectivity from the PC_OK indicator to pin 7 of the radio connector. Pin 7 goes Low when the PC and Interface are communicating successfully.The STM32_DVM_Mtr2k is a complete ready-to run solution that simply plugs into the middle card slot of your MTR2000 repeater. Pricing / Options: STM32_DVM_MTR2k: Special Limited Time Price - $225. This card is customized to be plug-and-play with a Motorola MTR200 repeater. (VHF or UHF) It makes for a nice, neat compact package.The RS-232 serial cable supplied with the NXU-2 is a straight-through cable used to connect the NXU-2 to a PC serial port. In order to connect the NXU-2 port to an ACU-1000, you …This circuit design was in use for eight years in the WB6ELR Repeater and the WB6GGL Repeater known as the Mount Baldy Machine. This is suggested for experienced Repeater/kit Builders. WB6JHQ Repeater Controller Kit. Features and Services Provided: ** Touch tone decoder on board. ** Remotely adjustable timers. ** Remote timer …Oct 14, 2004 · Duplexers expect to see a 50 Ohm load on every port, and many transmitters, many receivers and some antennas are not. A duplexer is 50 Ohms only at resonance, anywhere else it is reactive. The attached feedline is 50 Ohms, and the receiver or transmitter is SUPPOSED to be 50 Ohms. Bipartisan concern rises as key SBA official departs amidst looming changes to 7(a) Loan Program. Urgent need for stable leadership underscored. In an unexpected turn of events, Pa... The 142 MHz set is in the "government range" in the Here’s how you set it up: Creating a New F Insurance fraud scams, including staging accidents and creating fake titles for nonexistent cars, cost Americans billions of dollars a year. How do savvy insurance agents suss them...1. Open the Crafting Menu. First, open your crafting table so that you have the 3x3 crafting grid that looks like this: 2. Add Items to make a Redstone Repeater. In the crafting menu, you should see a crafting area that is made up of a 3x3 crafting grid. To make a redstone repeater, place 3 stones, 2 redstone torches, and 1 redstone dust in the ... Astron has been making and selling linear power supplies si The UHF R100 Repeater Instruction (Service) Manual 9.5 MB PDF file This is the no-longer-available 6881078E15-O manual. The UHF R100 Repeater Instruction (Service) Manual - Improved 9.6 MB PDF file Same manual as above, but this copy has been optimized and had bookmarks added to easily and much more quickly navigate around the various …Kenwood repeater model numbers are TKR-7xx, NXR-7xx or NXR-1700 for VHF / highband, TKR-8xx, NXR-8xx or NXR-1800 for UHF, and TKR-9xx for 900 MHz. NXR-1700 / NXR-1800 Information and Modifications. This is the current production unit that can fit two independent units in a one rack unit (1 RU) vertical space (1 3 ⁄ 4 inch). VXR-7000 (VHF) - The Repeater Builder's Technical

Subject: Re: [repeater-builder] mounting vhf and uhfantennas on a hy-tower > Hi, > > > When a broadcaster puts an FM antenna onto a "hot" AM antenna, > there is usually one of two methods used: an iso-coupler or 1/4 > wave stub. > > An iso-coupler is mounted near the base of the insulated tower. The RB-USB-RIM a USB to radio interface module used with Linux based PC software (AllStar) to create a PC based repeater controller with advanced VOIP linking capabilities. The RIM adds a few options over other USB to radio interfaces such as: Missing pulse detector for "PC control" sense. If the RIM loses communication with the PC, an output ... Windows: Firefox is still a fantastic web browser, but it has gained a bit of bloat over the years. Light aims to alleviate this by stripping many components from the browser for a...Definition of a duplexer: A device which allows a transmitter operating on one frequency and a receiver operating on a different frequency to share one common antenna with a minimum of interaction and degradation of the different RF signals. Duplex Operation Duplexers are often the key component that allows two way radios to operate …

Apr 30, 2013 · Rich Reese WA8DBW. Rich built his first repeater over 30 years ago, and now has several in the east central OH. area operating from 2 meters to 2.4 GHz, some with remote bases on 10 meters to 1.2 GHz. Rich maintains several other amateur and commercial repeaters that belong to others operating in assorted bands. Astron makes a power supply for the MaxTrac / Radius LRA / GM300 series that has a sleeve on the top that the radio slides into. The SL-11-RRA supplies 13.8V at 11 amps. Click here for a photo. Note that the mid-power and high-power MaxTrac / Radius / GM300 radios have a 10% transmit duty cycle and that translates to 10 seconds of transmit and ...…

Reader Q&A - also see RECOMMENDED ARTICLES & FAQs. Join the developer program team as we use the new rep. Possible cause: The NXU-2B at one end (usually the equipment end) is the server; the one at t.