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Harmony 670, a universal remote. A universal remote is a remote control that can be programmed to operate various brands of one or more types of consumer electronics devices. . Low-end universal remotes can only control a set number of devices determined by their manufacturer, while mid- and high-end universal remotes allow the user to program in new control codes to the re
Each bit of the RC-5 code word contains 32 carrier pulses, and an equal duration of silence, so the bit time is 64×27.778 μs = 1.778 ms, and the 14 symbols (bits) of a complete RC-5 code word take 24.889 ms to transmit. The code word is repeated every 113.778 ms (4096 ÷ 36 kHz) as long as a key remains pressed.
A JP1 Remote Control. A JP1 remote is a type of universal remote, usually with a six-pin interface connector labeled "JP1" in the battery compartment, manufactured by Universal Electronics Inc. The JP1 interface allows the remote to be reprogrammed, adding new code lists and functions. Home theater hobbyists use JP1 to avoid obsolescence.
Remote controls for these devices are usually small wireless handheld objects with an array of buttons. They are used to adjust various settings such as television channel, track number, and volume. The remote control code, and thus the required remote control device, is usually specific to a product line.
The article has that Philips Magnavox made the first universal remote (and indicates they may have), but Steve Wozniak in his book iWoz, 2006, claims that he was "the first to make what is now known as a universal remote control" (p262).
Logitech Harmony 1000. Logitech Harmony is a line of remote controls and home automation products produced by Logitech.The line includes universal remote products designed for controlling the components of home theater systems (including televisions, set-top boxes, DVD and Blu-ray players, video game consoles) and other devices that can be controlled via infrared, as well as newer smart home ...
For signal pentodes, an odd numerical identifier most often identified a variable transconductance (remote-cutoff) valve whereas an even number identified a 'high slope' (sharp-cutoff) valve. For power pentodes and triode-pentode combinations, even numbers usually indicate linear (audio power amplifier) devices while odd numbers were more ...
[2] [3] For example, the "Universal Remote Console on HTTP" (URC-HTTP) protocol is a protocol that can be implemented by servers that are compliant with UPnP RemoteUI (CEA-2014). [ 4 ] URC is defined by standard ISO/IEC 24752. [ 5 ]