Ads
related to: older tubes for amplifiers made in america
Search results
Results From The WOW.Com Content Network
[citation needed] The 5150 II, which contains an extra preamp tube for more headroom and gain on the Rhythm channel, is the old equivalent to the new 6505+. [citation needed] In 2010, Peavey released a new amplifier for the 6505 line, the 6534+. It is much like the 6505+, but the 6534 has EL34 power tubes instead of the 6L6 power tubes on the ...
12AX7 (also known as ECC83 [1]) is a miniature dual-triode vacuum tube with high voltage gain.Developed around 1946 by RCA engineers [2] in Camden, New Jersey, under developmental number A-4522, it was released for public sale under the 12AX7 identifier on September 15, 1947.
GR – Rectifier tube; SR – Transmitter tube; VR – Amplifier tube; The third letter specifies the cooling method: L – Forced air; S – Radiation; V – Vapor (the anode is immersed in evaporating water, and the steam is collected, condensed and recycled) W – Water; The first digit (or the first two digits in double tubes) indicates the ...
Dynaco was an American hi-fi audio system manufacturer popular in the 1960s and 1970s for its wide range of affordable, yet high quality audio components. [1] Founded by David Hafler and Ed Laurent in Philadelphia, Pennsylvania in 1955, it's best known product was the ST-70 tube stereo amplifier.
The EL34 is a thermionic vacuum tube of the power pentode type. The EL34 was introduced in 1955 by Mullard, who were owned by Philips. [1] The EL34 has an octal base (indicated by the '3' in the part number) and is found mainly in the final output stages of audio amplification circuits; it was also designed to be suitable as a series regulator by virtue of its high permissible voltage between ...
An interchangeable North American type is the 6BQ5 (the RETMA tube designation name for the EL84). The EL84 was developed to eliminate the need for a driver tube in radios, so it has rather more gain than is usual in a power pentode. Eliminating a preamplifier triode in radios made them cheaper. Manufacturers were quick to adopt it in general ...