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Do you want the 700 watt capability at 2 ohms or will 500 watts at 2 ohms be okay?
That's the million $$ question. I bought a BX500 a few months ago and have practiced and gigged with it a ton now. About 2 weeks ago it started doing some strange stuff. I took it apart and did the ribbon cable clean and all has been good. I think if I had the cash available I would just buy a new one for the peace of mind of having a warranty and knowing exactly how the amp has been handled. Keep us posted on what you end up doing.So a 2012-era BX500 had the kinks worked out of it?
That's (probably) what I'll end up doing, as even my wife agrees that the warranty and peace of mind is worth the extra $120 or so.That's the million $$ question. [...] I think if I had the cash available I would just buy a new one for the piece of mind of having a warranty and knowing exactly how the amp has been handled. Keep us posted on what you end up doing.
I'm the original owner of a BX500 since 5/2011. Light usage, occasionally gigged with, loaded in SKB shallow rack with Furman PL-Pro Power Conditioner. Used with fEARful 15/6. Very happy with the versatility of the amp.
But... I've had at least 4 frustrating occasions when the crappy ribbon cables caused complete loss of functionality, twice on a pro gig, twice at rehearsal. WITHOUT WARNING!
Used Deoxit-D5 each time on *all* ribbon cables...each time removing all knobs & nuts to get at the front vertical circuit card ribbon cable connection.
The amp is long out of warranty and I was about to dump it in favor of a $800 GK head.
The last time the amp went boobies up, I realized that Deoxit was not going to be a lasting solution. So I did what no one else on this forum seems to have mentioned or done. I started with the simplest & most likely candidate for replacement. I tossed the short ribbon cable that runs between the input jack board to the main board. That cable has 4 conductors, but only 2 are actually used. I soldered two solid-core wires from the input to the board. To gain access to the ribbon pins, I cut away half of the receptacle with my Dremel. (Sorry i didn't take any pictures.) The board receptacles that house the pins are U-shaped, so I cut away one leg of the "U". Wrapped the solid-core wire around the tip of the pin. Adjusted the soldering station heat to the minimum wattage.
I'm happy to report that the amp has been working perfectly the last 6 times I used it (for about 5 hrs per session). It actually seems MORE powerful than before. I'm not absolutely sure I found the ultimate cause (could be a different cable) but I thought -- what the hell -- what have I got to loose?
Hope this helps others that may be having this chronic problem.
So I don't know if this has been mentioned but I was playing around with the tube preamp section and trying out some tubes.
Some of the tubes I tried (Groove Tubes, JJ, Ruby) did not make that much of a difference. I was about to give up and tried a new Mullard I had sitting around.
DING!
If you like the warm overdriven tube tone I HIGHLY recommend throwing a Mullard 12AX7 in this amp. Before when I engaged and disengaged the tube pre it was subtle differences. I threw in the Mullard and then proceeded to try it with my jazz with rounds and my P with flats. I ran it through a 215 and then with the SVT210AV sealed cabs I have for now.
I could get THE EXACT sound of the Micro VR with this tube in it which of course sounds close to a SVT. With the two 210 cabs I could actually push them pretty good without them farting out like it does with the Micro VR.
Once you hit 10:00 on the gain it breaks up really nice and gets pretty woolly around 12-12:30 with anything above 1:30 going into a VERY overdriven B15 type of sound. Very woolly without being overly mushy.
Gain was on 12:30. Bass was around 1:30. Mids and para all noon, treble backed off to about 11. I had the graphic eq engaged flat with a slight mid hump.
Mullard. Yes.
The only odd thing is that unlike the other tubes it took an additional 5 seconds after the amp powered on AFTER it did it's sequence for the tube pre to kick in (warm up).
I ended up ordering the [Invalid or Expired Link Removed] from Carvin today. I'll definitely post my impressions when it arrives (probably next week, as today's a holiday and I'm on the east coast). This will be my first non-combo bass amp, so I'm excited to play with it and dial in my own tones.
Does anyone know why Carvin doesn't include a Speakon cable with this system? It seems rather... cheap that they include a standard 1/4" speaker cable rather than the recommended Speakon cable. I ordered one for $4 from Monoprice, so I'm not complaining, just curious.
Cool. Tell us your thoughts when you've had a chance to spend some time with it. My little BX500-10.2 works well for me. Not the best thing I've ever heard but it gets the job done. Enjoy!Got the BX700-10.2 system today, and I would like to say that it DOES include a SpeakOn cable. The $4 cable I ordered from Monoprice will be my backup.