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My Quicksilver Mini MItes arrives yesterday... after a prolonged labour at the post office involving both a complete lack of understanding how to charge COD and then the inability to take payment by credit card. This resulted in a harum scarum dash into the city to secure cash money and and equal dash back.
Finally I got them home and unpacked only to have th window cleaner arrive and want to know all about them (guitar playing tube fan).
A half hour of unwrapping and connecting.
INsert CD and... nothing but a little buzz... Try again. Same result.
Then I noticed the lack of a light on my pre... it's been in a cupboard for 6 months and when I say 6 I probably mean 10...
OK, I'll have to get it checked... frantic pacing the house waiting for the WCs to finish.Then One last try... and I noticed the problem... I hadn't switched on at the wall...
Big Egg, small face.
5 minutes later and they were away.
First impressions: nice... warm... detailed... dead at the top... OK bass... OK but nothing exciting.
The window cleaner liked them though!
Oh, Good!
I left them burning all day and tried again last night. Better... much better, more detail but still dull...
THis morning and an hour of warming and they are opening up.Or perhaps my pre is opening up.Whatever.
The sound is expanding up and down. Nice bass, deeper and natural sounding. Cool. High end opening and just a touch of edge at the moment.
I wonder when they will take their first steps...
I reckon they could be flying by the weekend.
Follow Ups:
It will happen! It's like a date where you aren't sure if you'll score or not and then, and then, and then...........it all happens at once.
Yes its a weird and frustrating period as different frequencies seem to open at different rates across different components...
But as everything has been used before, I am thinking it won't take as long as with unused things...
Although I am open to alternative lifestyle opinions on how and why this is or isn't the case!
For new components I have frequently heard differences at around the 200 hour mark. And sometimes a big change almost instantaneously.
I really have no explanation for it, just the observation. It's too long since i studied this stuff to have any hope of understanding it.
Call Quicksilver direct.
There's nothing wrong with them, it's just the burning in opening up the sound.
My pre-amp has sat in a cupboard for months, as has the 2 metre Eicjmann interconnect between the pre and the Quicksilvers.
Add whatever time those Quicksilvers have spend between the shop and me via my friend's holiday and I think it all sounds remarkable.
I found time yesterday to apply the contact liquid and that has, as I always find, taken a slight edge off the sound.
It was getting to the "damn that's good" level last night.
Give the Quicksilver Mini mites a chance. They really bloom after a few days.I purchased a pair a few months back, and use them with a vintage Electrocompaniet Preampliwire -- run into a pair of Linn Kans.
The sound is quite full and detailed with an expansive midrange.
A short run of speaker wire (Mike Sanders recommends a 4' pair) -- 16 gauge or thicker is best, optimizes these low powered amps.
For comparison sake I also purchased a pair of Antique Sound Lab Wave AV 25 monoblocks -- again, excellent little amplifiers that sound extremely lush after a few days break-in-time.
And both the Quickies and Wave 25's have plenty of low end grunt when paired with an efficient speaker.
Both amp's are a bargain new, and provided they're in good shape an even better bargain when purchased on the used market.
It sounds like maybe this is a brain thing and you're solution now lies in tube rolling to get the sound you want. With such a fine amp, I would not hesitate to try some EL34s and KT88s to start with. This amp can take many different outputs. I picked the EL34 and KT88 because they are quite a bit different (depending on the brand, etc). I am not familiar with the 6L6.
I agree with Frihed both are very musical especially the EL34. They generally have the most midrange good tone, tenor, timbre especially the JJ EL34L which you don't like, they aren't slammers and do give up something on both extremes. If your a slam guy go all the way and get some KT90s. IMHO magic of music is in the midrange.
that it might be the tubes.
The Sovtek 6L6GC is not what the factory supplied and Sovtek has not made it for a few years.
Sometimes when a jerk sells a tube amp they stick old tubes in there. Sometimes it's best to start over with new tubes.
I like the 6L6 in the minis. That's what I'm using now (Sovtek 6L6WXT+), although I plan to try the others.
Its a bit noff topic for tubes so it might be better to take the photos to Water Cooler before a moderator finds us... sssshhhhh.
The original Chinese 12AX7 is not sonically bad but the Tesla E34L's were a little lacking across the board. I'm getting great sound out of a matched quad of the Sovtek 6L6WXT+. It's kind of a super 6L6 and bargain priced too. I also tried the 6V6EH on a whim and wow. I have yet to try my KT-88s, 6550s, KT66s, KT77s and other EL34s. They probably all have their good points too.
I asked Mike Sanders which tube "sounded best" in the minis and he replied the KT-88.
FYI!
Sounds like they were very rarely used and are still running in.IME tube power amps run in within a hundred hours.
Specially small ones!
WarmestTimbo in Oz
The Skyptical Mensurer and Audio ScroungerAnd gladly would he learn and gladly teach - Chaucer. ;-)!
'Still not saluting.'
That IS a lot, for just a 25 watt mono power amp. The bass should be very slammy, and grunty, in that case. If they used an LCLC ladder, like they used to do in their 8417 amps, it should be very quiet, too.Soft 'tubey bass'? no sirree! Sag!! NO, and WHY would you want it in for audio, anyway?!!!
My 'once was a LEAK St20' mid/bass duty amp stores 116 Joules, for 2 x 20 wpc. And the bass just does not stop. It does NOT sound like a weenie amp.
Half the capacitance times the square of the HT voltage feeding the caps, divided by a million, gives us the Joules, IIRC.
Do chokes have storage? eh?
WarmestTimbo in Oz
The Skyptical Mensurer and Audio ScroungerAnd gladly would he learn and gladly teach - Chaucer. ;-)!
'Still not saluting.'
I was not prepared for it and did not expect much from their 25 wpc. But they are literally amazing.
Oh yeah, the Mini's put out some serious power... I'm running KT 88's in mine, and with a tubed preamp and running through my way sensitive DIY Dynaudio monitors, nine to ten o'clock on the volume knob gives me all the volume that I can handle.
Dave
I plead guilty..I definitely love her low end dynamics and her upper end airness comes out very well also. he he.
I wish my amp looked like that but one question. Where are the tubes.....I hope she hide them someplace? I like the tubes right up front where they really glow!
I'd bet they'd deliver well on big orchestral tuttis and transients like in Copland's 'Rodeo' or Strav's 'Rite of Spring!'Wham!!!!!
WarmestTimbo in Oz
The Skyptical Mensurer and Audio ScroungerAnd gladly would he learn and gladly teach - Chaucer. ;-)!
'Still not saluting.'
The bass is opening both in depth and.. weight.
Its getting there.
As I don't know how much use these have had nor how long they have been boxed and my pre has been in the cupboard so long, as has the Eichmann interconnect I am using to get to the Quicksilvers, I figure I will stop trying to work out which bit is burning/reburning in at whatever rate and just wait for the whole picture to fall into place.
It won't take long and it seems fun getting there... still not talking about Scarlett.
But, just for fun...
IS that a Quicksilver Mini Mite monoblock in your pocket or are you just pleased to see me?
gotta put my knee braces on
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