Most of these datasheets are in english except where noted otherwise. The preferred series 274b tube is a fullwave rectifier that is very similar to the classic 5u4g. Our ps274b tube is a beautiful large coke bottle shaped rectifier tube with large black plates. Tubes free delivery possible on eligible purchases. All these links open in a new browser window so that you can return quickly to this page without having to reload. Book depository books with free delivery worldwide. Buy 1pc psvane 5u4g rectifier vacuum tube for 274b 5z3p tubes preamplifier. Rectifier comparison and interchangeability chart kca.
Tube 5u4g or rohre 5u4g id3352, fullwave vacuum rectifier, octal int. Every amp and each type of power tube has different limits so there are no general rules that apply universally. It flashed four or five times on powerup and failed to produce any sound. The more of a voltage drop dcv drop you have the more sag or compression you will have. Substitutes are given as a guide only please refer to original manufacturers data sheets to ensure that a substitute is safe and appropriate for your application. Most of the datasheets are in pdf format and some are links to other html pages. To view this site, you must enable javascript or upgrade to a javascriptcapable browser. Rectifier interchangeability and its relation to clean headroom heres the list of the most common guitar amp rectifiers in order of most to least clean headroom. Note 3 rectifier tubes may under no circumstance carry larger current peaks as what they are designed for. Electroharmonix 5u4gb eh rectifier vacuum tube, single. Buy electroharmonix 5u4gb eh rectifier vacuum tube, single. I removed the old tube, duly cleaned the socket and correctly installed this tube as part of a complete tube replacement for a vintage fender deluxe reverb. This is a chart showing the specifications for 5 volt rectifier tubes that can be used in guitar amps.