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Audio Science Review Tests and Amplifier protection systems

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(@audio-guru)
Posts: 1987
Member Admin
Topic starter
 
JasonWells wrote:
Hey have you seen they have locked the thread.
Jeez what total jerks.

J

Totally expected. @Holmes was absolutely correct when he was trying to explain to Amir how his behaviour comes across. Amir has an axe to grind with me and it biases any reviews of our products. It's so obvious to others. It damages his reputation and ASRs.

There was nothing wrong with how @thin bLue presented the information. It was just Amir trying to find an excuse to make out the P501 wasn't performing as well as it obviously does.

You are just the latest person in a long line who have pointed out the same flaws in Amirs testing methodology. He won't change though. He is right, everyone else is wrong.

As I said, just ignore ASR. There is nothing scientific going on there.


 
Posted : 06/12/2022 10:06 am
Holmz
(@holmz)
Posts: 65
Trusted Member
 
Alan March wrote:
Totally expected. @Holmes was absolutely correct when he was trying to explain to Amir how his behaviour comes across.

To be fair it may not be his (Amir’s) behaviour as much as just a wholesale dog pile scrum of the group writ large.
But since it is his forum, I would have expected some moderation of the ad hominem attacks by others.

Alan March wrote:
Amir has an axe to grind with me and it biases any reviews of our products. It's so obvious to others.

Ok… ^This^ is hard to cogently argue against.

Alan March wrote:
It damages his reputation and ASRs.

It certainly does not help it.
Seeing Erin booted was a bit of a shock.

AudioGon hates ASR.
AudioGon hate Amir
Amir hates Alan
etc…
Where is Rodney King when we need him?


 
Posted : 06/12/2022 4:19 pm
Alan March reacted
(@jasonwells)
Posts: 8
Active Member
 
Holmz wrote:
I was thinking I might have been banned, so from my perspective a locked thread is a decent outcome.

Where are you when you are not visiting NY?

I guess you run a VPN?
I was temporarily banned a few weeks ago, and could not even view threads.
And I need to pull off some biquad settings, so I either need to be overly cautious or have a backup plan.

Based in UK currently. Vpn into our business systems. Gotta run.


 
Posted : 06/12/2022 8:58 pm
(@audio-guru)
Posts: 1987
Member Admin
Topic starter
 
Holmz wrote:
To be fair it may not be his (Amir’s) behaviour as much as just a wholesale dog pile scrum of the group writ large.
But since it is his forum, I would have expected some moderation of the ad hominem attacks by others.

You would, but Amir is happy to let it happen because I had the audacity to criticise his methods.

Also one of the moderators BD Woody is a particularly nasty piece of work. Before I was banned he was personally abusive towards me via PM. He also threatened that unless I stop criticising Amirs testing methods he would ban me.


 
Posted : 08/12/2022 9:05 am
Holmz
(@holmz)
Posts: 65
Trusted Member
 
Alan March wrote:
You would, but Amir is happy to let it happen because I had the audacity to criticise his methods.

Also one of the moderators BD Woody is a particularly nasty piece of work. Before I was banned he was personally abusive towards me via PM. He also threatened that unless I stop criticising Amirs testing methods he would ban me.

OK - but it would be a bit stupid to anoint admins that were not loyal to a fault.


 
Posted : 08/12/2022 2:02 pm
(@jasonwells)
Posts: 8
Active Member
 
Alan March wrote:
Yes it's all the purifi modules.

To expand further on the systems capabilities, it also monitors all the power supply rails, 6 in total. They all have to be within normal range or it shuts down. It also monitors for DC on the output and mutes the amp if seen. There is also a "fatal" line that asserts in the event of catastrophic failure, ie the output transistors going short. This line tells the power supply to instantly shut down.

So along with the current limiting, 25 amps for the 1et400 and 40 amps for the 1et7040, it's about as comprehensive as you can get.

Hey Alan, is that current limiting rms or peak?


 
Posted : 08/12/2022 9:18 pm
(@audio-guru)
Posts: 1987
Member Admin
Topic starter
 
JasonWells wrote:
Hey Alan, is that current limiting rms or peak?

It peak.

You will get a very short mute, (ms) but if it happens repeatedly in a time frame you may get a full mute.


 
Posted : 10/12/2022 9:42 am
Holmz
(@holmz)
Posts: 65
Trusted Member
 

@JasonWells

Then… they start sounding like the picture in my avatar… 😎


 
Posted : 10/12/2022 10:29 am
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