Author Archives: iGrant

About iGrant

Founder - Grant Fidelity

Are you really Biased ?

Posted on February 24, 2011 by iGrant

Something to keep in mind for tube gear owners, is your tube Bias setting accurate?, no matter whether you have manual, auto or fixed bias (and the variations of) have your bias resistors drifted from spec values?, if so you … Continue reading →

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Absolute Phase

Posted on February 6, 2011 by iGrant

If you feel your soundstage is to far back, behind the speakers type thing, reverse the speaker cable from your amp (or speakers if easier) so that the negative in from the speaker goes to the positive out of the … Continue reading →

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GF P-307 PhonoStage and Low Output MC Cartridges

Posted on December 16, 2010 by iGrant

From an email conversation. I always suggest that low out moving coil (MC) cartridges be paired with a step-up transformer for those on a budget and especially trying to get high quality tube gain for their MC cartridge, again without … Continue reading →

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TJ FullMusic or Pavane 12AX7

Posted on December 8, 2010 by iGrant

Category: General Info, regarding the 12ax7 tubes, which is the better line. the tj full music or the psvane. thanks

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Harbeth H5 – GF LS3/5 Amp tests – Skylan

Posted on December 2, 2010 by iGrant

Amplifier/Harbeth matching at Noel Nolan’s (Skylan Stands) Disclaimer – My comments need to balanced with the fact that we (Grant Fidelity, GF) represent ShengYa and Jungson in North America, we have our own GF Speakers and Amps made by Jungson. … Continue reading →

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