Go Back   Home > Forums > >
Home Forums Rules Articles diyAudio Store Blogs Gallery Wiki Register Donations FAQ Calendar Search Today's Posts Mark Forums Read

Solid State Talk all about solid state amplification.

Class AB Amp kit
Class AB Amp kit
Please consider donating to help us continue to serve you.

Ads on/off / Custom Title / More PMs / More album space / Advanced printing & mass image saving
Thread Tools Search this Thread
Old 25th February 2010, 02:19 AM   #21
lanchile is offline lanchile  United States
diyAudio Member
lanchile's Avatar
Join Date: Sep 2008
Location: in my house!
ok, these are the small tanks nxv200 from Aussie Amplifiers.


110 Watts RMS continuous sine wave into 8 Ω
180 Watts RMS continuous sine wave into 4 Ω
The HPA-nxV200 is 2 Ω Stable
Biased into Class A/B
Power Bandwidth 3.5hz to 600khz -3dB
Small Signal Bandwith 3.5hz to 3.5mhz
Slew Rate = 80v / microsec approximately
Dampening Factor At 100hz 8Ω = 800
Dampening Factor At 1khz 8Ω = 650
Dampening Factor At 10khz 8Ω = 250
RCA Single ended Input impedance 33kΩ
Single Ended Input Gain = 30.6dB
Signal to Noise Ratio -120dB
THD+N - Typically 0.005%
Recommended Linear Voltage Supply +-50 volts DC
Operational Supply Voltage Range +-10v DC to +-60 volts DC
PSU Power Transformer secondary windings 35vac (225VA to 400VA)
Printed Circuit Board Dimensions 50mm x 50mm
Recommended Conrad Heat Sink MF20-75
Ultra small form factor PCB
Designed as high performance Home Theatre multi channel amplifier
Or High End 2 Channel stereo amplifier
Unconditionally Stable into any load from 4 to 16 Ohms
Extra Heavy Duty three ounce copper printed circuit board
Ground plane Layer for very low noise.
Rugged high performance complementary Toshiba MOSFET Output Stage.
Attached Images
File Type: jpg IMG_2811.jpg (398.5 KB, 227 views)
File Type: jpg IMG_2812.JPG (973.6 KB, 215 views)
File Type: jpg IMG_2813.JPG (925.7 KB, 199 views)
File Type: jpg IMG_2815.jpg (330.7 KB, 185 views)
File Type: jpg IMG_2816.JPG (849.4 KB, 160 views)
File Type: jpg nxv200.JPG (972.5 KB, 64 views)

Last edited by lanchile; 25th February 2010 at 02:38 AM.
  Reply With Quote
Old 12th September 2013, 03:10 PM   #22
crabapple is offline crabapple
diyAudio Member
Join Date: Sep 2013
Default contacting Greg

Originally Posted by Spartacus View Post
I've built a couple. The use IRFP540/9240 mosfets doubled up (i.e. 4 total) at the output, all other transistors are BC550/560 series. Power is rated at 150W into 8 ohms, not sure about 4 ohms, but feel free to send Greg an email.
Hi. I've been trying to contact Greg and can not. I can't even sign up for the forum on his site _ keep getting an error. Can someone please PM me his email address. I'd like to talk to him about a 100w kit.

  Reply With Quote


Class AB Amp kitHide this!Advertise here!
Thread Tools Search this Thread
Search this Thread:

Advanced Search

Posting Rules
You may not post new threads
You may not post replies
You may not post attachments
You may not edit your posts

BB code is On
Smilies are On
[IMG] code is On
HTML code is Off

Forum Jump

Similar Threads
Thread Thread Starter Forum Replies Last Post
mosfet class a/ab amp p robertson Solid State 30 9th February 2010 11:07 AM
Can a Class AB PP amp be said to be operating in Class A at low signal levels? ray_moth Tubes / Valves 19 23rd January 2009 07:52 PM
tweaking a class AB amp blunt Solid State 49 24th March 2007 01:59 PM
help!ab class mosfet amp mbonus Solid State 31 19th September 2005 04:14 PM
Simple class B or AB amp. Mr Evil Solid State 3 21st August 2004 12:58 AM

New To Site? Need Help?

All times are GMT. The time now is 10:18 AM.

Search Engine Optimisation provided by DragonByte SEO (Pro) - vBulletin Mods & Addons Copyright © 2018 DragonByte Technologies Ltd.
Resources saved on this page: MySQL 15.00%
vBulletin Optimisation provided by vB Optimise (Pro) - vBulletin Mods & Addons Copyright © 2018 DragonByte Technologies Ltd.
Copyright ©1999-2018 diyAudio