Audiophile Fuses

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321Bach

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Jan 23, 2022
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Like most i went down both rabbit holes. I have Orange fuses in all my gear on both systems. I also have good quality Wireworld Silver Electra 7 power cables with the reference ends on every piece of gear on my main system. I also found a huge improvement in overall sound with the Saturn Audio 103C power conditioner units. i have one on each system. I will save some money and add a silver electra 7 power cable on my basement amp at enormous ome point in the future as well. I am done, I have reached my endgame and audio Nirvana.
You should try the Purple fuse which beats hand down on Orange by a far distance! This was the enormous improvement over the Orange!
 
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thomask

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Dec 9, 2018
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I replaced Synergistic blue fuse (which I had used for 3 years) with purple one in Line Magnetic 508 amp.

It seems to make substantial improvement without break in.

It make sound faster with sharper focus but not overdone.

200$ well spent.

:)
 
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Palace Fan

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Nov 4, 2015
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Synergistic purple fuses in my experience make a very noticeable difference.
I doubt that a equipment upgrade would begin to provide the level of improvement achieved.

Sadly you will encounter "experts " claiming otherwise. I have a reasonable standard of kit. TW Raven AC turntable with 12" arms and top lyra cartridges. Meridian 808.2 cd player.

Jadis mono amps etc and in the years I have had a decent hifi system (over 40 years) two moves in defiance of the experts have made my system sound super. With a less than good mains system using a regenerator to provide 230 volts is a huge improvement upon just allowing the equipment to modify voltage levels.

Changing fuses in my system is dramatic.... go straight to purple avoid orange etc.
 

highstream

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Nov 16, 2013
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Yes, changing fuses can have a profound effect, for better (and worse). However, I am unaware of anyone claiming the purples amount to an other type of equipment upgrade (unlike the effects of a better QSA fuse). In my system, I've found the purple is a mixed bag: greater clarity and enhanced bass over the orange, while making the system pleasantly or politely warm. I like a bit of warmth, but not lulled to sleep.

OTOH, I've found the purple's warmth effect is overcome when AM Ultimate Premier fuse(s) is included. Depending on placement, one or two of the latter leave the purple's clarity in the dust, while at the same time stripping virtually all of its warmth and rendering the perspective stark and forward, something I don't favor. In addition, one of my two AM's, placed in a P15 regenerator, renders the system literally pitch elevated, as if, for example, the bottom half octave of a piano or baritone's voice were cut of and everything adjusted upward (frequency).
 
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Palace Fan

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Nov 4, 2015
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Yes, changing fuses can have a profound effect, for better (and worse). However, I am unaware of anyone claiming the purples amount to an other type of equipment upgrade (unlike the effects of a better QSA fuse). In my system, I've found the purple is a mixed bag: greater clarity and enhanced bass over the orange, while making the system pleasantly or politely warm. I like a bit of warmth, but not lulled to sleep.

OTOH, I've found the purple's warmth effect is overcome when AM Ultimate Premier fuse(s) is included. Depending on placement, one or two of the latter leave the purple's clarity in the dust, while at the same time stripping virtually all of its warmth and rendering the perspective stark and forward, something I don't favor. In addition, one of my two AM's, placed in a P15 regenerator, renders the system literally pitch elevated, as if, for example, the bottom half octave of a piano or baritone's voice were cut of and everything adjusted upward (frequency).
 

Palace Fan

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Nov 4, 2015
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As an ancient 84 year old I am limited in the funds that have available for fuses...don' drink, smoke or speak to women!... just enjoy music.
I live in the uk with different voltage to those in the colonies!

Plugs to our mains leads (power leads?) are fused in addition to equipment fuses. In a comparison that I made I preferred a synergistic purple fused to a non fused mains lead that I tested

I am not certain of the allowable level of plus or minus voltage but my system is supplied with 253volts my regenerator gives me a constant 230v .

Your comments are welcome and I would enjoy your recommendations for fuses at a similar fuses.

Our electrical system was created with a ring main configuration post war after Adolph bombed us and we had limited electrical cables for wiring radial circuits.

I can only conclude that because we operate different supplies the improvements are greater here.

Thanks and Best Wishes
 

highstream

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Nov 16, 2013
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Voltages are not the worry with fuses, as all are spec'd to 250V. It's the current (amperage) that has to be watched, especially with SR fuses, because they are not built to industry (UL) standards. They in fact privately recommend what many others have learned: going up an amperage step or 25% -- e.g., 5 to 6.3 -- is prudent as a guard against blowing due to startup surges. That is especially the case where the component has a surge, such as many preamps or amps.
 

Hilroy48

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Sep 15, 2021
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So what i have done, was started out buying orange fuses for all of my gear on my main system. The change was very noticeable and welcoming if you will. I have a dedicated 15 amp breaker for my main system, 120 volt. I made a purchase after, which was a Saturn audio power conditioner. Man that took the entire system to another level. At that point i thought i had reached my end game. But wait there is more. lol. I sold the Sugden SPA-4 power amp and ordered a pair of Sugden MPA-4 Mono blocks. I went and ordered another orange fuse so i have one for each amp now. The last purchase was a matching Wire world power cable for each component. I have been waiting 5-6 months for the amps. Once they get here i will spend the better part of the winter listening to my music collection, and get used to what i have created.

I have 2 systems, the basement system is worthy of the orange fuses as well, so i have 4 of them down there. I am very content with the second system now, as it is just a general listening system while i am working on my model railroad layout.

Once i have a few months of critical listening upstairs, i will perhaps try the purple fuses.

As components go, which component in your opinion would show the greatest increase in overall sound quality with the purple fuses.?

Amps
pre-amp
Dac
CD transfer
power conditioner
 

Palace Fan

Well-Known Member
Nov 4, 2015
5
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108
So what i have done, was started out buying orange fuses for all of my gear on my main system. The change was very noticeable and welcoming if you will. I have a dedicated 15 amp breaker for my main system, 120 volt. I made a purchase after, which was a Saturn audio power conditioner. Man that took the entire system to another level. At that point i thought i had reached my end game. But wait there is more. lol. I sold the Sugden SPA-4 power amp and ordered a pair of Sugden MPA-4 Mono blocks. I went and ordered another orange fuse so i have one for each amp now. The last purchase was a matching Wire world power cable for each component. I have been waiting 5-6 months for the amps. Once they get here i will spend the better part of the winter listening to my music collection, and get used to what i have created.

I have 2 systems, the basement system is worthy of the orange fuses as well, so i have 4 of them down there. I am very content with the second system now, as it is just a general listening system while i am working on my model railroad layout.

Once i have a few months of critical listening upstairs, i will perhaps try the purple fuses.

As components go, which component in your opinion would show the greatest increase in overall sound quality with the purple fuses.?

Amps
pre-amp
Dac
CD transfer
power conditioner
Hi,

In my system the most obvious improvements were with my CD player and Whest reference phono stage which are mono each channel and my first time using orange fuses.. I upgraded my valve (tube) Jadis Power amps ( monoblocks) and the benefit was obvious straight away.

I consider that improvement works across the board.

A friend wanted to buy my orange fuses so I upgraded to Purple with stunning results. Some people get all misty eyed at the cost of these things but they just have to be the greatest value for improving sound

Good luck with your listening, you have a very good system.
 

Hilroy48

Well-Known Member
Sep 15, 2021
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Yes i forgot about the phone stage. I put an orange fuse in that as well.

Gear run down.

Sugden MPA-4 Mono blocks
Sugden LA-4 preamp
Saturn Power conditioner
Saturn Dac
Saturn Phono stage
Audiolab 6000 CDT
Marantz TT 15-S1 turntable
Goldring Eroica XL Cart
Dynaudio confidence 20 Speakers
 

Willgolf

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Jul 21, 2019
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IMO, I always put the best fuses in the source. So that would be the DAC, Music Server or CD transport.
 
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Hilroy48

Well-Known Member
Sep 15, 2021
124
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Basement system

Sugden Ia-4
Saturn power conditioner
Aqua-La Voce S3 DAC
Audiolab 6000CDT
Rega P3 TT with Goldring 2300 Cart
capriccio continuo admonitor 311 Speakers
 

Vinylleroy

Member
Jul 8, 2022
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Hi everyone,

I've been reading about these Synergistic fuses and considering one to try out. The purple seems to be the best from what I've read, but I'm considering the blue one, as that one is on 50% sale here. It is only € 75 euros atm.

So my question is which one I have to chose in case of current and size? I want to place it in my Unison Research S6 MKII tube amplifier. Does anyone know which one I have to chose?

Thank you in advance.
 
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Vinylleroy

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Jul 8, 2022
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I have the small slow blow SR Orange fuses in my Unison S6 Mk. II except for the fuse related to the remote which does not impact the sound - there I never changed the stock fuse.
Thanks for your quick reply. I see that the blue one has like 8 different slow blow versions? I'm sorry but i'm not that technical..

What is your experience with the fuses in your amp? :)
 

Palace Fan

Well-Known Member
Nov 4, 2015
5
9
108
Hi everyone,

I've been reading about these Synergistic fuses and considering one to try out. The purple seems to be the best from what I've read, but I'm considering the blue one, as that one is on 50% sale here. It is only € 75 euros atm.

So my question is which one I have to chose in case of current and size? I want to place it in my Unison Research S6 MKII tube amplifier. Does anyone know which one I have to chose?

Thank you in advance.
Its so easy to be flip and tell people what to do but I suspect that you are following false economy ( we all have our financial limits), the purple are so much better than blue or orange, save a bit longer and the upgrade to your equipment....you will not regret waiting for a substantial improvement.

An internal fuse should be the same rating as printed on your existing fuse but in Amps use a slightly higher rating, speak to your supplier for advice.
 

Vinylleroy

Member
Jul 8, 2022
16
7
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31
Its so easy to be flip and tell people what to do but I suspect that you are following false economy ( we all have our financial limits), the purple are so much better than blue or orange, save a bit longer and the upgrade to your equipment....you will not regret waiting for a substantial improvement.
Thank you for your reply. It is not a case of money but just that I don't have any experience with these fuses. I thought the 50% discount would justify to try that out at first. But if most of the people say I should try out the purple one, I will do that.

The problem is that I have no idea which current I have to chose.. Again, i'm not very technical.

Greetings.
 

Cellcbern

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Jul 30, 2015
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Thanks for your quick reply. I see that the blue one has like 8 different slow blow versions? I'm sorry but i'm not that technical..

What is your experience with the fuses in your amp? :)
The Unison S6 takes 5 x 20mm (3/4") fuses. I only use slow blow in all of my devices. As I recall you need three fuses. There is also one for the remote which doesn't impact sound quality. I didn't upgrade that one. I have used Brimar, Telos, and SR Orange fuses in my S6 with the Orange being the best sounding. The S6 is my backup amp. I use SR purple in my main system. To my ears the audible improvement from fuse upgrades is relatively small - subtle increases in aticulation and clarity. Your system has to be relatively advanced (i.e., you have to have eliminated most noise) in order to hear audible improvements from fuse upgrades.
 
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