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Kit Single band 80m / 40m / 30m / 20m 2 CW Yes Mosquita III Kit 40m 5 CW No [51] Nouveau 75A Kit 80M 5 (Carrier) / 20 PEP AM: Yes Splinter II Kit 40m 0.5 CW Yes OHR 100A Kit 80m / 40m / 30m / 20m / 15m 5 (4–4.5 on 15m) CW Yes BCR Blue Cool Radio Kit (80m) / 40m / 30m / 20m / 17m 5 CW No [51] QRPGuys DSB Digital Transceiver II Kit 40m / 30m / 20m
Quality Record Pressings was born out of parent company Acoustic Sounds, Inc. Kassem started Acoustic Sounds in 1986 as a mail-order business specializing in the sale of audiophile vinyl LPs, SACDs, DVD-Audios, high-quality CDs and high-end stereo equipment.
In amateur radio, QRP operation refers to transmitting at reduced power while attempting to maximize one's effective range. QRP operation is a specialized pursuit within the hobby that was first popularized in the early 1920s. QRP operators limit their transmitted RF output power to 5 W or less regardless of mode (Some call 10 W on Phone QRP) . [1]
A HB9XBG Full Size Vertical Antenna for the 40m-band on Simplon Pass with view to Mount Fletschhorn. The 40-meter or 7-MHz band is an amateur radio frequency band, spanning 7.000-7.300 MHz in ITU Region 2, and 7.000-7.200 MHz in Regions 1 & 3.
The Q-code is a standardised collection of three-letter codes that each start with the letter "Q". It is an operating signal initially developed for commercial radiotelegraph communication and later adopted by other radio services, especially amateur radio.
The quadratic residuosity problem (QRP [1]) in computational number theory is to decide, given integers and , whether is a quadratic residue modulo or not. Here N = p 1 p 2 {\displaystyle N=p_{1}p_{2}} for two unknown primes p 1 {\displaystyle p_{1}} and p 2 {\displaystyle p_{2}} , and a {\displaystyle a} is among the numbers which are not ...
A Qualified Intellectual Disability Professional, often referred to as a QIDP for short is a professional staff working with people in community homes who have intellectual and developmental disabilities and was previously known as a Qualified Mental Retardation Professional or QMRP. [1]
Gilbert cloud chamber, assembled An alternative view of kit contents. The lab contained a cloud chamber allowing the viewer to watch alpha particles traveling at 12,000 miles per second (19,000,000 m/s), a spinthariscope showing the results of radioactive disintegration on a fluorescent screen, and an electroscope measuring the radioactivity of different substances in the set.