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Polytron is an electronics company from Indonesia.The company was founded on 18 September 1975 in Kudus, Central Java under the name Indonesian Electronic & Engineering Limited, then on September 18, 1976, changed its name to Hartono Istana Electronic Limited, then in 2000 merged and became Hartono Istana Teknologi Limited which is a subsidiary of Djarum Group.
The 2-meter amateur radio band is a portion of the VHF radio spectrum that comprises frequencies stretching from 144 MHz to 148 MHz [1] in International Telecommunication Union region (ITU) Regions 2 (North and South America plus Hawaii) and 3 (Asia and Oceania) [2] [3] and from 144 MHz to 146 MHz in ITU Region 1 (Europe, Africa, and Russia).
An amateur radio repeater system consisting of a 70 cm repeater and a 2-meter digipeater and iGate. Coaxial cavity RF filter at 2 meter repeater An amateur radio repeater is an electronic device that receives a weak or low-level amateur radio signal and retransmits it at a higher level or higher power, so that the signal can cover longer ...
1,200 bit/s AFSK node controllers on 2 meters (144–148 MHz) are the most commonly found packet radio. For 1,200/2,400 bit/s UHF/VHF packet radio, amateurs use commonly available narrow band FM voice radios. For HF packet, 300 bit/s data is used over single sideband modulation. For high speed packet (9,600 bit/s upwards), special radios or ...
The Baofeng UV-5R has been produced since 2012 and exported to markets worldwide. The controversial radio had no FCC Part 95 certification [4] in the United States. As a result, it was not authorized for use in the GMRS and FRS, only for amateur radio. [5] [6] Baofeng launched a number of other models based on the UV-5R technology, since 2012.
This is The Takeaway from today's Morning Brief, which you can sign up to receive in your inbox every morning along with:. The chart of the day. What we're watching. What we're reading. Economic ...
Polytron may refer to: Polytron Corporation, an indie game company; Polytron (electronics company), an electronics company based in Indonesia;
U.S. President-elect Donald Trump refused on Tuesday to rule out using military or economic action to pursue acquisition of the Panama Canal and Greenland, part of a broader expansionist agenda he ...