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The Yaesu VX series is a line of two sequences of compact amateur radio handheld transceivers produced by Yaesu.There is a line of ultra-compact lower-power dual-band (2 m and 70 cm) transceivers that started with the VX-1R and was later updated with the VX-2R and VX-3R.
From 2007 to 2010, CHIRP partnered with organizations across the country to get licenses from Federal Communications Commission for a low power FM radio in urban areas. In 2009, CHIRP's president and vice president, Shawn Campbell and Jenny Lizak, were invited to the White House to discuss the issue of expanding low power FM radio with President Obama's technology team. [2]
A chirp transmitter is a shortwave radio transmitter that sweeps the HF radio spectrum on a regular schedule. If one is monitoring a specific frequency, then a chirp is heard (in CW or SSB mode) when the signal passes through.
Open-Source (GPL-3.0) Linux, MacOS and Windows QLog: Open-Source (GPL-3.0) Linux, MacOS and Windows QSOMate: Proprietary, Paid iOS, MacOS QSOMate is a logger for the Apple ecosystem, focusing on simple logging and integrations. Currently has integrations with Straight Key Century Club (SKCC), HamDB, Parks on the Air, and Summits on the Air. Xlog
A chirp is a signal in which the frequency increases (up-chirp) or decreases (down-chirp) with time. In some sources, the term chirp is used interchangeably with sweep signal . [ 1 ] It is commonly applied to sonar , radar , and laser systems, and to other applications, such as in spread-spectrum communications (see chirp spread spectrum ).
Instead of hearing the AFSK data, the user hears a short chirp from the radio speaker each time a data burst occurs. (The user must turn on this feature in the radio's option programming settings). A general option setting for all MDC systems is to enable or disable an acknowledgement (ack) data packet.
Enjoy a classic game of Hearts and watch out for the Queen of Spades!
Chirp was launched in 2019, and is owned and operated by the founders of BookBub, an online book discovery service. [5] [6] Although Chirp was launched more recently, BookBub and its parent company Pubmark Inc. have been around since 2012, when it was founded by Josh Schanker and Nicholas Ciarelli.