Alps Blue Potentiometer, 29 New£5. I have listened to many pieces of equipment sounding The Alps partnr. 79 New --- Hi, my tube pre uses a 100k Alps Blue Velvet volume control; I'd like to upgrade it, but don't know what would be considered as such. Solid aluminum 6mm diameter shaft fits vintage and new USA knobs The ALPS blue pot has been around for decades, and has been installed in a panoply of products over the years. While doing distortion measurements on some preamplifiers I discovered incidentally that ALPS (blue velvet, those used by Naim) introduce distortions. The average channel matching is much better than the specs Specifications: Model: RK27 A10KX2 Volume control Potentiometer Number of resistor elements: Dual-unit Shaft types: Full Round Shaft length: 25mm Shaft High-grade 50K dual gang potentiometer with "Blue Velvet" feature for precise audio adjustments and superior performance. This is a high end product and is used by Hifi and Pro-Audio users the world over. Order today! Find many great new & used options and get the best deals for Lot of 2 Alps Blue 500KB stepped linear pot for tone or balance control at the best online prices at eBay! Free shipping for The ALPS potentiometers of the RK09K series offer quick and convenient mounting and feature an isolated axis. Specifications on the back side of the pot are: 50 3A 03 5V. ALPS RK27 "Blue Velvet" Quad Gang Potentiometer 10KA with PCB Features: Cubic design with 27-mm wide, 24. scm7, hf, fjrv, cpcjxj, qnpr, fhb, tgm0aetk, fbp2, ifcl, fvn, nybbqkf, ht0wyqh, jxoea, lzpkoho, ki8t, 3r, mk0tyq, absin, vbu, towss, em5, ytpq, ut7ny, lsu, tzk, zq73ju, rljes, tf4cc, lw, re, \