Teaching and DIY practice by Justin Davey
Monday, February 26, 2007
Bass traps etc.
It can be seen in the previous post that minimal treatment has been applied at this stage. Three wedge tiles were left over from the booth, so these have been positioned behind the three front monitors. However, it is hoped, when funds allow(!) to apply a few more to the rear wall and ceiling and also to incorporate a bass trap in each corner. The bass traps will either be off the shelf from the same place as the tiles were purchased from, or they may be made following Paul White's design in SOS - (based around a 125mm deep wooden frame, wedge tile on top and rockwool insulation behind) - chec out http://www.soundonsound.com/sos/jul06/articles/studiosos_0706.htm for further information.
Sunday, February 25, 2007
Photographs
First session a success
Friday 23rd February saw the first session in the new studio. The session consisted of writing a new song together with laying down some basic rhythm guitar (routed live through Amplitube LE in ProTools) and some guide vocals. I played around the following day adding some string parts and basic percussion. This was a basic session, but it was really nice to actually USE the space at last!
Tuesday, February 20, 2007
Is the garage cursed?!
OK, everything is now working (am still waiting for the new monitors though). I have to say, the Mackie Control is the best piece of kit I have ever seen - it controls ProTools as well as the Control 24 and its implementation with Sony Vegas is amazing. The jog and shuttle control for controlling video playback is superb and you can switch the faders to control either audio or video mixing, meaning realtime crossfades between shots can be recorded in, in realtime using the desk. This piece of kit is just stunning.
Getting to this stage of actually being able to use the kit has been absolute hell and I hope I don't encounter similar problems again. Last Friday evening, all was working as expected and then suddenly the "Delayed Write Error" message kept coming up for the new 250GB SATAII drive I fitted for AV work. This was worrying as my entire work for audio and video was on this new drive. Upon rebooting, Scandisk did its thing, but to no avail and the message, along with a clattering sound, kept occuring. Upon inspecting the drive in Explorer, the entire file system had gone, along with all of the work. After calming down, I remembered that the original drive which I copied all the work from was still in tact, so thankfully (and very luckily) the work is still in tact.
Another problem(!) was that the old P4 motherboard which was taken out of the main PC died too. Upon refitting it into my second machine's case, nothing would happen, completely dead. The board worked when it was taken out, but not anymore. This is a pity as the second machine, as well as housing backups, has Steinberg's THE GRAND 2 on it (incredible Grand Piano virtual instrument) which is triggered via ProTools on the main machine. Unfortunately, its old PIII processor isn't quite up to running it, so installing this P4 board and chip would have hopefully sorted it out; alas, this is not to be.
Getting to this stage of actually being able to use the kit has been absolute hell and I hope I don't encounter similar problems again. Last Friday evening, all was working as expected and then suddenly the "Delayed Write Error" message kept coming up for the new 250GB SATAII drive I fitted for AV work. This was worrying as my entire work for audio and video was on this new drive. Upon rebooting, Scandisk did its thing, but to no avail and the message, along with a clattering sound, kept occuring. Upon inspecting the drive in Explorer, the entire file system had gone, along with all of the work. After calming down, I remembered that the original drive which I copied all the work from was still in tact, so thankfully (and very luckily) the work is still in tact.
Another problem(!) was that the old P4 motherboard which was taken out of the main PC died too. Upon refitting it into my second machine's case, nothing would happen, completely dead. The board worked when it was taken out, but not anymore. This is a pity as the second machine, as well as housing backups, has Steinberg's THE GRAND 2 on it (incredible Grand Piano virtual instrument) which is triggered via ProTools on the main machine. Unfortunately, its old PIII processor isn't quite up to running it, so installing this P4 board and chip would have hopefully sorted it out; alas, this is not to be.
Friday, February 09, 2007
Sound on Sound article
The other day I thought that I had discovered a way to beat the latency issues with LE systems and to use all available physical outputs whilst still in low latency monitoring mode. Sound on Sound magazine were approached and they were keen to read my findings with a view to publishing the article. However, since then I have realised that what I was trying was not really working as I thought it was :(
Further ProTools Problems - finally resolved
Upon finally getting ProTools to install and run, more problems were noticed with the Digi002 RACK audio interface. For some reason, unbeknown to me at the time, every 30s, the 1394 Firewire light would flick on and off and ProTools would stop playing or recording (as it was obviously temporarily losing its communication). After changing Firewire cards with no luck, it was decided to replace the motherboard, CPU and RAM (a bit drastic but the PC was in need of an upgrade any way). After replacing the various bits and reinstalling Windows XP from scratch, the same problem appeared yet again!
After more head scratching, both wired and wirless network adapters were disabled and even without re-starting ProTools, the problem disappeared instantly. More research will be carried out on this, but it is probably down to the network adapters hogging the same IRQ as the Firewire interface? With the network disabled, ProTools runs brilliantly on this new machine (Dual Core 1.8GHz) - as well as any TDM system I have encountered. Even with the playback buffer set to 128 samples, the machine refuses to fall over, meaning that headphone mixes can be set up in what is perceived to be realtime via software sends. The problem with any LE system is the latency encountered which means setting up things such as cue mixes, plugins on live inputs etc., is tricky unless the playback buffer can be reduced sufficiently (as already discussed, the 128 samples option works well). The Digi002 does have a "low latency monitoring" option but this diasbles all sends and mutes all physical outputs apart from 1 and 2 meaning that creating a separate headphone mix is basically impossible. This article in Sound on Sound discusses this further by the way: http://www.soundonsound.com/sos/jun06/articles/ptworkshop_0606.htm.
Finally, the studio is becoming useable - just waiting for the monitors and contol surface.
After more head scratching, both wired and wirless network adapters were disabled and even without re-starting ProTools, the problem disappeared instantly. More research will be carried out on this, but it is probably down to the network adapters hogging the same IRQ as the Firewire interface? With the network disabled, ProTools runs brilliantly on this new machine (Dual Core 1.8GHz) - as well as any TDM system I have encountered. Even with the playback buffer set to 128 samples, the machine refuses to fall over, meaning that headphone mixes can be set up in what is perceived to be realtime via software sends. The problem with any LE system is the latency encountered which means setting up things such as cue mixes, plugins on live inputs etc., is tricky unless the playback buffer can be reduced sufficiently (as already discussed, the 128 samples option works well). The Digi002 does have a "low latency monitoring" option but this diasbles all sends and mutes all physical outputs apart from 1 and 2 meaning that creating a separate headphone mix is basically impossible. This article in Sound on Sound discusses this further by the way: http://www.soundonsound.com/sos/jun06/articles/ptworkshop_0606.htm.
Finally, the studio is becoming useable - just waiting for the monitors and contol surface.
Saturday, February 03, 2007
Update with pictures



Here are some pictures following some work today. Just awaiting the Blue Sky 5.1 monitors and the Mackie Control surface which will take centre stage. All cabling is now in - it just needs a bit of a tidying up. Corner foam bass traps may be installed together with a few more foam tiles behind the monitor position.
Monday, January 29, 2007
Update
Nearly nearly there now - will post some pictures when I get a camera that works properly.
All cabling is now in, with the exception of the instruments / MIDI. Two PCs are in together with all the racking and patch bays, plus all soldering is now complete too.
Spent most of the weekend trying to install ProTools onto a clean install of XP SP2. What a nightmare - it just wouldn't boot up properly. The fault turned out to be that ProTools was unhappy being installed into a partition other than the C: drive. Once all the default paths were used it appeared to open without any problems. It is a pity that the error message displayed discussed an "Assertion Error in ...... code line 242"??? :)
Just all of the other software and plugins to go back on now, together with the speakers and control surface etc.
The booth was tested yesterday by simply recording a voice over and I was very pleased with how dry and quiet the recording was and there was obviously no annoying PC fan noise in the background. A neighbour was revving his motor bike in the ajoining garage and this couldn't be heard at all. One thing that lets the isolation down is the window so clear mastic has been placed around both sides of the perimeter which does appear to have improved things slightly. However, another single pane of glass may be installed vertically on the control room side which should help things out a little too. Also, the void between the inner and outer doorways are going to be lined with foam rubber to help give a little absorption between the void.
All cabling is now in, with the exception of the instruments / MIDI. Two PCs are in together with all the racking and patch bays, plus all soldering is now complete too.
Spent most of the weekend trying to install ProTools onto a clean install of XP SP2. What a nightmare - it just wouldn't boot up properly. The fault turned out to be that ProTools was unhappy being installed into a partition other than the C: drive. Once all the default paths were used it appeared to open without any problems. It is a pity that the error message displayed discussed an "Assertion Error in ...... code line 242"??? :)
Just all of the other software and plugins to go back on now, together with the speakers and control surface etc.
The booth was tested yesterday by simply recording a voice over and I was very pleased with how dry and quiet the recording was and there was obviously no annoying PC fan noise in the background. A neighbour was revving his motor bike in the ajoining garage and this couldn't be heard at all. One thing that lets the isolation down is the window so clear mastic has been placed around both sides of the perimeter which does appear to have improved things slightly. However, another single pane of glass may be installed vertically on the control room side which should help things out a little too. Also, the void between the inner and outer doorways are going to be lined with foam rubber to help give a little absorption between the void.
Monday, January 22, 2007
Update
A quick update - pictures to follow:
The racking is now in place as is some of the wiring to and from the devices / booth and kit. All soldering now complete too.
Most of the weekend was spent fixing the foam acoustic tiles to the entire inside lining of the vocal booth; most of the spray adhesive went up my nose, but at least that job is now complete too.
This weekend, it is hoped that all of the kit will be in place - a Mackie Control has been ordered today to work with Logic / ProTools and Vegas video, together with a Blue Sky 5.1 Media Desk surround monitoring system. The Mackie Control is going to be used in conjunction with a Digi002 Rack ProTools LE system.
The racking is now in place as is some of the wiring to and from the devices / booth and kit. All soldering now complete too.
Most of the weekend was spent fixing the foam acoustic tiles to the entire inside lining of the vocal booth; most of the spray adhesive went up my nose, but at least that job is now complete too.
This weekend, it is hoped that all of the kit will be in place - a Mackie Control has been ordered today to work with Logic / ProTools and Vegas video, together with a Blue Sky 5.1 Media Desk surround monitoring system. The Mackie Control is going to be used in conjunction with a Digi002 Rack ProTools LE system.
Monday, January 15, 2007
Acoustic Foam Tiling
A fantastic place was discovered last night selling packs of acoustic foam wedges which can be used to line the inside of the vocal booth with. Originally it was intended to purchase a pack from Custom Audio Designs, however, their packs cost £295+VAT which would not quite be enough. An alternative place, who sell through ebay stock identical designs - 425 x 425 x 45mm deep wedges for just £32 for a pack of 30. This equates to an approx. coverage of 58 square feet, so two packs have been ordered. The URL is: http://stores.ebay.co.uk/Comfortex-Foam
Sunday, January 14, 2007
Update
Nearly there now - this weekend saw the benching erected, all of the trunking / mains finished and the alarm system installed (courtesy of my brother). The big TV is now on the wall too as is the sky feed - yes that is Coronation Street on the screen :)
Just the tie lines / wall boxes to be soldered now and then kit can go in. Next weekend it is hoped to build 2 x 14U rack cases out of MDF to fit underneathe the benching; once this is done the kit can go in.
Tuesday, January 09, 2007
Update
Almost there now - the trunking was installed at the weekend and back boxes are ready in place. It is hoped that this weekend the mains will be installed and the audio cabling too. The photographs here show the double door arrangment and the trunking installed. The booth will have four TRS lines for headphone feeds / DI etc., together with 4 mic lines one of which will double up as a "listen back" mic socket. Once the benching is then installed, kit can go begin to go in. If budget allows, it is intended to install acoustic tiling in the vocal booth as whilst separation is acceptable, the room rings like anything!
Wednesday, January 03, 2007
Update
A bit of an update:
Doors have now been installed together with 5mm neoprene seals around all perimeters.
Doors have been painted.
LCD TV bracket has been installed ready for big TV :)
It has now been decided to run a cable from the 4 port LNB on the satellite dish on the front of the house and have free satellite in the studio.
Surface mount trunking should be arriving tomorrow so mains should go live very soon together with the alarm system.
Doors have now been installed together with 5mm neoprene seals around all perimeters.
Doors have been painted.
LCD TV bracket has been installed ready for big TV :)
It has now been decided to run a cable from the 4 port LNB on the satellite dish on the front of the house and have free satellite in the studio.
Surface mount trunking should be arriving tomorrow so mains should go live very soon together with the alarm system.
Thursday, December 28, 2006
Update and booth window installation
All of the skirting and architrave is now complete in both the main studio and the booth. Today, the angled, 750 x 750 sealed unit was installed in the booth (28mm deep). The angled pane was achieved by cutting down a 68mm piece of softwood from 50mm at one end down to 18mm at the other, thus forming two triangles which the pane could sit between. 5mm neoprene was also installed around the angled frame, both back and front to create mechanical separation between frame and pane. Prior to installing the architrave around the frame, all gaps were filled with decorator's caulk on both sides to reduce noise transmission as effectively as possible. (see picture).
Friday, December 22, 2006
Thursday, December 21, 2006
Update
A bit of an update on progress made .(apologies for poor picture quality as only had phone on me).
Both rooms are now painted and the laminate floor has been laid throughout. The Utility Room is complete and the new wine cooler fits just perfectly :)
The new fire doors arrived today too ready to be fitted on Saturday 30th December.
All that remains to be done in the studio before the fun wiring bits can commence (AV and mains) is for skirting and architraves to be fitted, window cills painted and the vocal booth window installed.
Monday, December 11, 2006
Photos
Utility update
Last weekend saw the painting of the utility room, its architrave and skirting installed and the laminate floor installed. Lighting in both rooms (Utility and Studio) is now on too. Photos to follow once I can find a camera :)
Friday, December 08, 2006
Plastering
Weds 6th December saw the plastering started and completed in one day. Photographs to follow.... It is hoped to get at least the Utility area painted and its floor laid this weekend.
Tuesday, November 28, 2006
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