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SRF-39. The SRF-39 is a portable AM / FM radio introduced in approximately 1992 by Sony. [ 1] It uses a single AA battery, as its analog electronics draw very little current. It was one of the first radios to use the CXA1129 30-pin integrated circuit, which later was responsible for the SRF-39's sensitive and selective performance. [ 2][ 3][ 1]
CD player. A CD player is an electronic device that plays audio compact discs, which are a digital optical disc data storage format. CD players were first sold to consumers in 1982. CDs typically contain recordings of audio material such as music or audiobooks. CD players may be part of home stereo systems, car audio systems, personal computers ...
A Trans-Oceanic model Y600. Shown on the left is a modern shortwave radio for comparison. The Trans-Oceanic (abbreviated T/O) was a brand of portable radios produced from 1941 to 1981 by Zenith Radio. They were characterized by heavy-duty, high-quality construction and their performance as shortwave receivers. [ 1][ 2]
A boombox is a transistorized portable music player featuring one or two cassette tape players /recorders and AM/FM radio, generally with a carrying handle. Beginning in the mid 1990s, a CD player was often included. [ 1] Sound is delivered through an amplifier and two or more integrated loudspeakers. A boombox is a device typically capable of ...
A portable battery-powered AM/FM broadcast receiver, used to listen to audio broadcast by local radio stations. A modern communications receiver, used in two-way radio communication stations to talk with remote locations by shortwave radio. Girl listening to vacuum tube console radio in the 1940s.
Hi-fi speakers are a key component of quality audio reproduction. High fidelity (often shortened to Hi-Fi or HiFi) is the high-quality reproduction of sound. [ 1] It is popular with audiophiles and home audio enthusiasts. Ideally, high-fidelity equipment has inaudible noise and distortion, and a flat (neutral, uncolored) frequency response ...
A classic Emerson transistor radio, circa 1958. A transistor radio is a small portable radio receiver that uses transistor-based circuitry.Following the invention of the transistor in 1947—which revolutionized the field of consumer electronics by introducing small but powerful, convenient hand-held devices—the Regency TR-1 was released in 1954 becoming the first commercial transistor radio.
A $100 bill was enough for you to buy Radio Shack Stereo Speakers, which came with 8-inch woofers, walnut cabinets and more. ... Two portable radios. A Sony AM/FM Portable Radio retailed for $40 ...