I need some techy help in order a preamp--resistor values.


Thank you in advance!
I'm thinking of ordering a Khozmo preamplifier until I can afford something much better.  I'll be mating it with an Elekit TU 8600 amplifier. 

The Khozmo website gives options on resistors.  See https://khozmo.com/stereo_selector.html#remote

The Elekit has the following specs:
  • Tubes: 300B x 2, 12AX7x1, 12AU7x2 
  • Rated output: 9.2W + 9.2W (10% THD)
  • Rated input: 320mV
  • Residual noise: 36uV (IHF-A)
  • Frequency response: 7Hz-40kHz (-3dB)
  • Input impedance: 50kΩ
  • Output impedance: 4-6.3Ω, 8-16Ω selectable
Any intel and advice will be appreciated!
128x128jbhiller
jbhiller

The Khozmo is a great passive, to mate it properly you’ll need the source that ’s feeding it’s input to be at least 500ohms or less in output impedance.
Then order a Khozmo 10kohm series/shunt, this will then also be a great match into your 50kohm input impedance Elekit amp which is as you stated 0.32v input sensitivity

BTW Elekit made good stuff, I've got one of their preamps here, and was impressed with quality of the kit and the sound. Still nowhere near as dynamic or transparent as a properly mated passive.
 
Cheers George
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I am using a Luminous Audio Walker Mod Axiom II, and I feel it is invisible...meaning, I do not hear it. It works well with every source I have, as well as all of my amplifiers in my collection. If additional gain is not needed, passive is the way to go. Not to mention, Tim Stinson, is a man with excellent communications, integrity, knowledge, and wants nothing, but happy listeners.
I have owned several khozmo attenuators the best option is with the Vishay Naked resistors shunt remote for only 2 resistors are in the signal path on the output and the Vishay Naked are the lowest distortion and cleanest resistorsfor the application . You just buy it 
complete built it comes with the digital readout board and remote.
for around $400.
I’d check out the same kit avail from diy audio and parts connexion too. I believe they’ve already upgraded the resistors and the Lundahl transformers, which if you’re going to go as far as to build this kit, ya might as well do it right. 🎶🔊🙂