Other than that it sounds great and I love the subtle difference between the different tubes.
[UPDATE 1.1.0] Ignite Amps PTEq-X VST/VST3/AU (Pultec MEQ-5 + EQP-1a + HLF-3C emulation)
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- KVRist
- 418 posts since 30 Oct, 2014
Something worth noting is that the low boost/cut trick is a little bit different here than on my other pultecs. It attenuates more than I'm used to. I'm finding that where I would normally have both set at 5, here I'm attenuating half that to get the result I'm used to.
Other than that it sounds great and I love the subtle difference between the different tubes.
Other than that it sounds great and I love the subtle difference between the different tubes.
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- Banned
- 22457 posts since 5 Sep, 2001
[DELETED]
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- KVRist
- 327 posts since 9 Sep, 2008
Definitely something weird/wrong with the mid eq. After changing the boost/cut parameter and bringing the knob back to 0 does not reset it completely unless some other parameter isn't changed. plus there is a weird noise issue as well. just checked in the vst analyzer as well.
win 10 64bit, vst 2.4
Also, is there any possibility of getting these modules separately rather than in a rack form? I know it's a freebie (which is greatly appreciated btw). But, I'm just wondering...
Regards,
win 10 64bit, vst 2.4
Also, is there any possibility of getting these modules separately rather than in a rack form? I know it's a freebie (which is greatly appreciated btw). But, I'm just wondering...
Regards,
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- KVRist
- 316 posts since 1 Dec, 2012
Thanks! Great freebie!
There are still some bugs left to be ironed out though. Here's a gif demonstrating some weirdness in the HF band boost/attenuation interaction when using a very narrow bandwidth.
https://dl.dropboxusercontent.com/u/140 ... 0weird.gif
Other than this minor stuff, it does sound very good! As someone already mentioned the LF attenuation is a bit different/stronger, but usable when you get the hang of it.

There are still some bugs left to be ironed out though. Here's a gif demonstrating some weirdness in the HF band boost/attenuation interaction when using a very narrow bandwidth.
https://dl.dropboxusercontent.com/u/140 ... 0weird.gif
Other than this minor stuff, it does sound very good! As someone already mentioned the LF attenuation is a bit different/stronger, but usable when you get the hang of it.
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- KVRist
- Topic Starter
- 212 posts since 6 Sep, 2007
Thanks everyone for the feedback!
I should have found a fix for the weird behavior of the filters at certain combinations of settings (affecting both MQ5 and PEQ-1A), for the low-mids "noise" (affecting the MQ-5 only) and for the fact that, sometimes, when resetting the boost/cut controls, the frequency response doesn't return completely flat (affecting the MQ-5 only).
I'll test the update throughout this weekend and, if everything goes well, I'll have an updated version online within Monday/Tuesday.
Sorry for the inconvenience, but managing to have all those high order / highly resonant filters working fine while avoiding "warping" near Nyquist frequency, is definitely not an easy task...

I should have found a fix for the weird behavior of the filters at certain combinations of settings (affecting both MQ5 and PEQ-1A), for the low-mids "noise" (affecting the MQ-5 only) and for the fact that, sometimes, when resetting the boost/cut controls, the frequency response doesn't return completely flat (affecting the MQ-5 only).
I'll test the update throughout this weekend and, if everything goes well, I'll have an updated version online within Monday/Tuesday.
Sorry for the inconvenience, but managing to have all those high order / highly resonant filters working fine while avoiding "warping" near Nyquist frequency, is definitely not an easy task...
The low Boost/Atten controls of the EQP-1A are logarithmic potentiometers, so, depending on how the logarithmic curve has been modeled inside the various digital implementations, you can experience this kind of difference. The most important thing, though, is that the range is completely covered.Twrogstudio wrote:Something worth noting is that the low boost/cut trick is a little bit different here than on my other pultecs. It attenuates more than I'm used to. I'm finding that where I would normally have both set at 5, here I'm attenuating half that to get the result I'm used to.
- KVRian
- 538 posts since 31 May, 2015 from the Iberian Peninsula
Great to hear that you're releasing an update. This looks good, I didn't had the time to try it. The GUI looks great!
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ronaldsifontes ronaldsifontes https://www.kvraudio.com/forum/memberlist.php?mode=viewprofile&u=304561
- KVRist
- 42 posts since 7 May, 2013
Hi... Tahnks very much for your effort to this great plugin..
I use OSX 10.9.5 and Reaper 5.16pre1 and dont notice the artifacts at 5k or 10K .. but with a senoidal it is present a little bit of noise bump near of 200 Hz...
But sounds great...so thanks again and go ahead for the update...
Blessings
I use OSX 10.9.5 and Reaper 5.16pre1 and dont notice the artifacts at 5k or 10K .. but with a senoidal it is present a little bit of noise bump near of 200 Hz...
But sounds great...so thanks again and go ahead for the update...
Blessings
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- KVRian
- 1067 posts since 17 Nov, 2010 from UK
I've demoed a number of pultec eq plugins - IK, Softube, OvertoneDSP, heck I even own the Nomad Factory one, and I've never really liked any of them. This one I like a lot! Thanks Ignite for your generosity and hard work (to be fair though, I love all your plugins).
A bit fried in the higher freqs
- KVRist
- 234 posts since 7 Dec, 2013 from Indonesia
I using the previous version.. the only pultec style eq in my plugins list, even I have same emulation from others developer.. Can't wait to try the new version
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- KVRist
- 436 posts since 26 Jul, 2012 from Prague, czech republic
the first pultec emulation i use as "a generic track eq"! Great sound and very good gui
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- KVRian
- 903 posts since 29 Jul, 2008
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- KVRist
- 183 posts since 7 Nov, 2004 from United Kingdom
Yeah I noticed the atten issue too compared to others with VST Analyzer.Twrogstudio wrote:Something worth noting is that the low boost/cut trick is a little bit different here than on my other pultecs. It attenuates more than I'm used to. I'm finding that where I would normally have both set at 5, here I'm attenuating half that to get the result I'm used to.
Other than that it sounds great and I love the subtle difference between the different tubes.
Regardless, it's free and pretty damn good, seems to match up well otherwise plus great to have the other models.. didn't even know of the filter unit!!
"- Refined filters frequency precision for the MQ5 and H3C models, compared to the original design."
What does this imply regarding the filter unit, is it going to give similar results to the original or some enhanced feature?
After doing some research it appears the HLF-3C gives a pleasant boost around the cut off frequency but chekcing this VST in VST analyzer it just looks like a typical digital filter, no boost..?
Thanks alot!
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- KVRist
- Topic Starter
- 212 posts since 6 Sep, 2007
In analog electronics it's pretty much impossible to design a filter with a peak/cut/boost frequency that's exactly centered at a desired frequency, as you have to use and combine standard components.Agility wrote:"- Refined filters frequency precision for the MQ5 and H3C models, compared to the original design."
What does this imply regarding the filter unit, is it going to give similar results to the original or some enhanced feature?
For example, say you've designed a HPF with a certain time constant and you need a capacitor of 23.7nF to get that exact time constant, you are forced to use the closest standard value which is 22nF (or start combining multiple caps, which is unpractical and more costly). This causes the filters peak/cut/boost frequency to deviate slightly from the design, so, for example, instead of having a cut off frequency of 80Hz, it is placed at 85Hz.
In the digital domain you can get around this problem, so, in my models, I've tweaked the circuit values a little bit, to get the frequencies closer to the values declared on the panels.
Interesting... can you link me the source, please? Because according to the schematics I have and the original HLF-3C manual (http://danalexanderaudio.com/OutboardPi ... lf3c01.jpg), those HP/LP filters don't have any (noticeable) resonance, by design. It may happen on the hardware unit because of component tolerances, though, but this would change from unit to unit too.Agility wrote:After doing some research it appears the HLF-3C gives a pleasant boost around the cut off frequency but chekcing this VST in VST analyzer it just looks like a typical digital filter, no boost..?

