User manuals: laser electronics
DLC diode laser controller
9.42 Clear instructions on how to lock to a wavemeter (sec. 3.6.1)
9.41 Corrections to figure J.2 (feeback control).
9.38 Correction on connection of thermistor vs active sensor.
9.37 external error/control 3.3, 3.6; how to stop 250kHz oscillator B3.1
9.35 corrections: sec. 3.6, 3.7.2, DVI pinouts (pages 85, 93), I.5
9.33 improved description of DIP9 and DIP13 for external piezo control
9.30 correction to DVI pinout, pages 91/92
9.25 - 9.27 new appendix on optimising BIAS (feed-forward)
9.21 - 9.25 page 11, changes on pages 11, 34, 51/52, 75/76
9.13 - 9.20 using external error control of piezo, section 3.7
9.10 updated headboard appendix
9.09 includes troubleshooting 250kHz oscillator, section B.3
9.07, 9.08 added discussion of external error signals, see section 3.7
Earlier updates added appendix with schematic overviews of the piezo and diode current control signals, and the effect of the different DIP switches, and appendices on using the controller with DFB/DBR diodes, and on 115/230V switchover.
Previous revisions can be found here.
LDD laser diode driver
Revision 4+ (colour display)
Revision 1-3 (monochrome display)
FSC fast servo controller
0.1.2: Clarified DIP switch settings and DLC integration
0.1.1: Updated for Rev2 hardware (devices with serial numbera A02xxx)