2014-rebuild-carnhill-add-api312


Task is to move these two BA283 1272-style channels to the left side of enclosure to make room for 2 API-312 style channels.
Task is to move these two BA283 1272-style channels to the left side of enclosure to make room for 2 API-312 style channels.
The existing Carnhill input and output transformers.
The existing Carnhill input and output transformers.
Existing PSU is deck mounted, it will be relocated.
Existing PSU is deck mounted, it will be relocated.
unhinged parts
unhinged parts
unhinged parts of 'hotrod' 1272.
unhinged parts of 'hotrod' 1272.
and move them to left side
and move them to left side
Preparing the back panel for more I/O connectors
Preparing the back panel for more I/O connectors
back panel I/O
back panel I/O
Parts will have a redesigned home.
Parts will have a redesigned home.
deck redrilled to accomodate additional channels.  A mess of holes now, but useable.
deck redrilled to accomodate additional channels. A mess of holes now, but useable.
This will need to be cleaned up.
This will need to be cleaned up.
IMG_3255
IMG_3255
Planning the new power distro.
Planning the new power distro.
Mounting the existing JLM PSU to side panel.
Mounting the existing JLM PSU to side panel.
PCB Mount standoffs nearly all in place.
PCB Mount standoffs nearly all in place.
4-channels of mic-pre now loaded into enclosure.
4-channels of mic-pre now loaded into enclosure.
Wiring up the power distro.
Wiring up the power distro.
moved PSU to the right side to make room.
moved PSU to the right side to make room.
Power distro much neater now.
Power distro much neater now.
Two API-312 style channels using Jorge Aristondo's Access-312 PCB and Ed Anderson Transformers and
Two API-312 style channels using Jorge Aristondo's Access-312 PCB and Ed Anderson Transformers and
Preparing the new front panel on/off switch.
Preparing the new front panel on/off switch.
Controls mounted to front panel.
Controls mounted to front panel.
IMG_3291
IMG_3291
IMG_3292
IMG_3292
Greg's Hotrod 1272 PCBs used with Neve channel cards.
Greg's Hotrod 1272 PCBs used with Neve channel cards.
IMG_3294
IMG_3294
Testing the API-312 channels with JLM Hybrid Opamps.
Testing the API-312 channels with JLM Hybrid Opamps.
Everything worked 100% upon 1st powerup only because I checked everything for shorts during the build.
Everything worked 100% upon 1st powerup only because I checked everything for shorts during the build.