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TC Electronic RH750 ???!??

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Question for all you guys who upgraded from the RH450. I have played several gigs where it is REALLY LOUD. When the volume gets cranked there seems to be a significant lack of low end muscle, and a lot of breakup in the sound, even with the tubetone off. I desire a deep, clear, punchy tone, which I get in spades at lower volumes. I think this is due to the power management, and the limiters they place on the rh450. do you guys notice this as much on the 750? or at all?
I did upgrade, but not for more power, as I never had to push it that hard, so I can't answer your question, but I have a question... what cab(s) do you use?
 
I use a TC 212 and a TC 112. I have noticed this effect even when not so loud through an Ampeg 6x10 backline I was using once. I didn't even have the volume past noon though, so it wasn't THAT loud. I don't feel a need for more power, but for more headroom before breakup?...yeah. I am getting very frustrated with the Rh450...I love the features, and am totally addicted to them, especially the onboard tuner, but it just seems like it doesn't handle the power well. Any thoughts?
 
I use a TC 212 and a TC 112. I have noticed this effect even when not so loud through an Ampeg 6x10 backline I was using once. I didn't even have the volume past noon though, so it wasn't THAT loud. I don't feel a need for more power, but for more headroom before breakup?...yeah. I am getting very frustrated with the Rh450...I love the features, and am totally addicted to them, especially the onboard tuner, but it just seems like it doesn't handle the power well. Any thoughts?
I'm assuming you mean the master volume by "volume", but I'm confused, you first said it was when you were turning up really loud but now you're saying not so loud through the ampeg 610? What impedance rating on that cab?

Also, what was your EQ and maybe even more importantly, your input gain set to?
 
Question for all you guys who upgraded from the RH450. I have played several gigs where it is REALLY LOUD. When the volume gets cranked there seems to be a significant lack of low end muscle, and a lot of breakup in the sound, even with the tubetone off. I desire a deep, clear, punchy tone, which I get in spades at lower volumes. I think this is due to the power management, and the limiters they place on the rh450. do you guys notice this as much on the 750? or at all?

Aside from the marketing lies early on, this is the one thing I don't like about the RH750. It's really not fair to say that I don't like it because of this because it appears that this is the whole reason the amp was designed the way it was, to emulate what happens when you turn up a tube amp.

But the answer is yes, the RH750 responds the same way, just at a later point in terms of perceived volume. It's nice and clean until you turn it up too far, then it starts breaking up in an attempt to emulate a tube amp. For me I've only been in a few environments where I was playing loud enough to experience it.

The ways I offset it are turning the input gain as low as possible, turning off the spectracomp and tubetone and diming the the master. Once you get past a certain level on the input gain, it will start to take on the sound of a driven tube amp. I guess another way to offset this would be to add more speakers. Right now I run a pair of 2x10 cabs and its enough. I suppose if I had a pair of really efficient 4x10s I could keep the signal cleaner to higher volumes before the tube amp emulation kicked in, but I don't go that far.

So the answer is yes, it does the same thing, just later.
 
Ditto that you should look elsewhere for clean and low. But since I got the RH450, I have been listening with more discernment to the bass sounds on the radio. A huge percentage of fingerstyle players are using overdrive. Most of you probably know that, but it's a revelation to me.
When I was using a cleaner sound, people would often comment that they liked my bass sound. Now, I get comments instead like 'the bass was really strong.' That seems better!
 
Just got to try my RH750 through the Barefaced Big Twin T. First of all, it was at least as loud as the MK-500, and it sounded good. :) However, through that cab the nature of the RH heads really is revealed, for better or worse.

Not a bad match at all, but I prefer the MK-500 through that cab. And the RH750 is just a thing of beauty through the RS cabs! They compliment each other extremely well IMO, and together that package is hard to beat.
 
Just got to try my RH750 through the Barefaced Big Twin T. First of all, it was at least as loud as the MK-500, and it sounded good. :) However, through that cab the nature of the RH heads really is revealed, for better or worse.

Not a bad match at all, but I prefer the MK-500 through that cab. And the RH750 is just a thing of beauty through the RS cabs! They compliment each other extremely well IMO, and together that package is hard to beat.

I've noticed that the RH750 likes my AE410 better than the AE212, at least to my ear.
 
Thanks for all the good feedback. If you can hear in your head the bass tone that John Deacon gets with Queen, that is the tone I am generally trying for :big, clean, punchy, dry, articulate, but not too bright or grindy. The RH450 seem to get me there at lower volumes, but at higher volumes, it sounds like Jack Bruce with cream even with the tubetone off! I guess I'll try lowering the input gain and boosting the master, I usually leave the input gain at the highest it can be before clipping. Thanks for this tip. If this doesn't work, my year long affair with the RH450 might come to an end, which would bum me out, since there is no other head with the same features...
 
just ordered my RH 750 and it will be here in 2 days....just in time for a gig! (Carvin BX500 crapped out for no reason....2nd time!!
The BX500 was my main amp prior to the RH750 and I feel like its a great replacement/improvement over that amp. I just did my second session with mine yesterday and it sounded great. Very cool feature set. I just wish the RH750 had a DI out level like the BX500.
 
It's really ridiculous to read again and again "marketing lie", etc when competition is doing the exact same thing since decade, or worst ! (for example genz, ashdowns little giant, etc watts are really under the TC ones) :rollno:
 
Hey Jarett, What would you have normally used the DI out level for (other than to drive the house sound guys crazy ;) ) ?

I am wondering the same thing. It puts out a good signal and if it is a bit weak or hot, that is what the trim/gain on the desk is for.

If you run the D.I. in post eq. You can use the Tube tone knob in select mode for a volume to the D.I. Then adjust the master for your stage volume.
 
Although TC has SO many features with their heads, one thing I would really long for would be a level control for the effects loop like SWR or Mesa has, go be able to blend in certain effects into the normal signal. Any thoughts?
 
Hey Jarett, What would you have normally used the DI out level for (other than to drive the house sound guys crazy ;) ) ?
I am wondering the same thing. It puts out a good signal and if it is a bit weak or hot, that is what the trim/gain on the desk is for.

If you run the D.I. in post eq. You can use the Tube tone knob in select mode for a volume to the D.I. Then adjust the master for your stage volume.

I run my gain pretty low to keep my signal as clean as possible. About half the time I run into a sound man, they want me to send them more signal. Same thing in the studio this week. I end up having to turn up the gain to give them more which changes the overall sound. I'd prefer the setup the Carvin BX500 has where there is a dedicated DI out level that is completely independent of the sound/gain/eq of the head.
 
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