Phone patch, autopatch and hf vhfuhf operating guidelines radio amateurs in the us enjoy a great privilege. Hf phone patch had some equipment recently donated to our radio club and one of the items included was a kenwood phone patch controller. Phone patch guidelines american radio relay league. Every radio is different study the reference section of the manual for your rig line inputs and line outputs are best phone patch connections rttypsk connections often on accessory din connectors mic inputs can work fine more about that later audio levels and impedance. The icom phone patch is used to connect a telephone circuit to any amateur radio station installation. L september 6, 2001 arinc voice services operating procedures handbook a 2 2551 riva road annapolis, md 214017465 u. An hf network, without skeds but providing rfds selcall patch, vehicletovehicle voice comms, gps location logging, sms, hf phone patch, and hf email. The yaesu ll7 phone patch allows linking your ftmpv to the public telephone line to provide twoway simplex communications on behalf of third parties where legal. Military, government, and civilian shortwave hf radio. Calls can easily be initiated in either direction between fixed land or cellular phones and hf radios. The 3033 telephone interconnect combines your organisations remote hf radio network and public or private telephone networks.
Oct 22, 2015 11175 with osy to 11159 rock 10 with good news phone patch edited dead space duration. Establishing a phone patch between aircraft and any ground facility. The barrett 2061 uses a unique adaptive hybrid to convert the fourwire audio from the transceiver to twowire audio for the phone line. Although transmissions are often single sideband, the use of the ale, a type of digital transmission mode, is more and more common. Hfsdrradio utility radio winradio excalibur pro recommended for you new. Simple phonepatches, like the one i built early on, use an audio transformer to couple the 600. Pacific hf frequency assignments valid from may 23, 2020, 1400z. Works great for me as i didnt want a complicated radio, and i will enjoy using it more. Hf phone patch howdy one of the primary reasons private, commercial and military use hf radio for phone patches is the lower expense cost in several aspects, especially in a noncommercial aircraft. An autopatch, sometimes called a phone patch, is a feature of an amateur radio repeater or. Using alexa for a phone patch on ham radio youtube. Aircraft frequencies ham radio amateur radio ham radio. Equipment descriptions and specifications are subject to change without notice or obligation. The mfj624e is designed to remain permanently installed between a transceiver, a telephone line with a modular connector, and a telephone receivers handset.
In an emergency, break into an ongoing contact, and ask the stations to stand by for an emergency autopatch. Audio from the speaker is transformed to 600 ohms and merrily travels down the phoneline to the user at the other end. Computer to rig interfacing you dont need to buy an interface. Find great deals for yaesu ft101ee transceiver w11 mtrs. The barrett 2061 hf phone patch provides an interface between an hf network and the international telephone network, allowing hf stations to be connected to. This is a quick demo of the phone auto patch that i built. All us air force, army, navy, marines and coast guard aircraft are supported.
High frequency hf and very high frequency vhf voice radio are the primary means of airground communications, supplemented by data link, international maritime satellite. Here, you will find tips and tricks to help you build and use a station that grows with your needs and helps you operate effectively and confidently. It features a fully automated mode with remote management facilities suited for unattended sites. Phone patch, autopatch and hf vhf uhf operating guidelines radio amateurs in the us enjoy a great privilege. S1 is a fourpole, twopo sition switch radio shack 2751 384 or equivalent used to switch the patch on and off. Radiotelephone systems are very rarely interconnected with the public switched telephone network, and in some radio services, including gmrs, 1 such. The patch simply feeds your live mic voice and any recorded audio you want through an interface the patch and directly into your phone line. The telephone and the radio will operate as if the phone patch were not in the circuit when the patch inbypass switch is in the bypass out position. Phone patch is very alive and well both in vhf 2 mtr repeater use and hf. This enables radio users to make calls to any telephone. Aviation voice services operating procedures handbook. The net is staffed by amateur radio ham volunteers who are members of mars military auxiliary radio system. Global hf stations will accept emergency atc traffic and provide phone patch or message relay support as required.
Putting together your first ham radio station can be exciting, confusing, and challenging all at the same time. Ham radio crash course baofeng uv5r family radio programming and settings part 1 duration. No analog phone line nor separate phone patch is necessary. Call on your enroute hf primary for phone patch frequency assignment. The term phone patch more accurately describes a system that is dialed and connected to the telephone network by a user manually operating a ham radio base. Flights may call onground vhf for hf frequency assignments at the designated gateways or on the extended range vhf when airborne. Ive always been intrigued with the concept of radio phone patches dating way back to when my dad was in viet nam and we recieved a couple of calls from him via the mars system and then again when i was an an. From certain stations, where ground network is known to be slow, it is often a better alternative or a complement to have crews send departure messages via hf radio to us for onward delivery. Then dial the number, using the numeric keypad on your radio or microphone. The fact of connecting a ham radio station to a telephone network exists from the beginning of the ham radio operators, even commercially, as the. This is the process of patching a radio connection into a public telephone connection. You can also receive into your computer the voice at the other end of the phone line.
How to use autopatch on your ham radio repeater dummies. Hf radio communications barrett 2061 hf phone patch. Atlantic hf frequency assignments valid from may 22, 2020, 2300z 0300z air traffic control ldoc phone patch. The ll7 must be housed inside the optional sp8 external speaker.
President lincoln ii plus 10 and 12 meter ham radio. Hf sdr radio utility radio winradio excalibur pro recommended for you new. The yaesu ft101 is a covering 160 through 10 meters in usb, lsb, cw and am modes. The net is operated by amateur radio volunteers who are members of the air force or army mars program. Comparison of an amateur radio handheld transceiver, cell phone, and matchbox a radiotelephone or radiophone is a communications system for transmission of speech over radio. Feb 23, 2018 using alexa for a phone patch on ham radio. Auxiliary services like us coast guard auxiliary and civil air patrol may also use the net. The usaf mars phone patch net provides worldwide 247 telephone service to us military aircraft via hf radio. The mfj624e can me configured for use with a radio having either a 8pin round connector or an 8pin modular connector. Usaf high frequency global communications system the. The flex series paging patch is a full featured phone patch that combined the features of the legendary cs900, cs800, cs9800, and cs8200 phone patches along with a few additional features.
If your radio has the autopatch feature, and you obtain the tone sequences, follow these general steps to make a phone call the exact steps may vary from repeater to repeater. Hf phone patches, like everything else in ham radio, have their place. Radtel and hf oz split these frequencies so as not to overlap data with voice. The ability to interconnect their stations and repeaters with the public telephone system. Icom ic718 hf all band amateur base transceiver 100 watts original icom usa. Sending transcribed messages via type b addresses worldwide. Ive always been intrigued with the concept of radio phone patches dating way back to when my dad was in viet nam and we recieved a couple of calls from him via the mars system and then again when i was an an airborne communications tech in the air force.
Marketed toward longterm remote travellers nomads, and maritime stations. The barrett 2061 hf phone patch provides an interface between an hf network and the international telephone network, allowing hf stations to be connected to telephone subscribers and vice versa. The hybrid circuit provides a high degree of isolation. Jul 01, 2010 hf phone patch howdy one of the primary reasons private, commercial and military use hf radio for phone patches is the lower expense cost in several aspects, especially in a noncommercial aircraft. In a cellular telephone network, a mobile user initiates a call and the closest or bestreceiving base station completes the call. Users with a transceiver capable of producing touch tones dtmf signals can make a telephone call, typically limited by settings in the autopatch module to be.
The air force mars phone patch net provides hf radio telephone service to all us military, coast guard, and dept. Additional resources the 2015 digital digest has information on the us air force global hf ale network see the hf appendix for the link to this document, which is very inexpensive. I use my kenwood phone patch as a link to my radio shack hands. As mentioned, sat phones are expensive and i ran a lot of hf phone patches in 99 after the series of hurricanes in the bahamas. Delivering messages by telephone, fax andor phone patch. The hf cellular concept, shown in abbreviated form, is very similar to the cellular phone or mobile phone concept. In hf cellular, all of the radio sites within an hf network are set to scan the available. The wisdom of the federal government in permitting, and even in defending, this freedom has been demonstrated time and again. Kenwood pc1a phone patch controller ham for sale online ebay. Marsradio provides hf radio telephone service to us military, coast guard, dept. Phone patch, autopatch and hfvhfuhf operating guidelines. One important feature of ham radio repeaters is called autopatch, which allows a repeater user to make a telephone call through the repeater. An autopatch, sometimes called a phone patch, is a feature of an amateur radio or other type of twoway radio repeater or base station to access an outgoing telephone connection.
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