21-06-2021, 10:53 AM
Thanks to Nick Marentes for making the former schematics available to be scanned. Found by kimjohn on a recent visit tucked away in a Microbee Technical Manual. Thanks guys. The latter was found in my own collection while trying to find something else and is hand drawn by a former MBUG member.
Microbee used a host of different switch mode power supplies in their Disk drive units for the CIAB and the 128k Disk box with the Astec unit common in the 128k Disk box and the Protek in the CIAB but also known that it can be the other way around. The Astec unit looks like :
We have the schematics of a few other power supplies so have moved them out of the Miscellaneous folder and all to their own Power_Supplies folder.
So in the MbeeTech Repository in the new Microbee\Documentation\Schematics\Power_Supplies folder we placed
astec_switch_mode_power_supply.pdf
protek_switch_mode_power_supply.pdf
Microbee used a host of different switch mode power supplies in their Disk drive units for the CIAB and the 128k Disk box with the Astec unit common in the 128k Disk box and the Protek in the CIAB but also known that it can be the other way around. The Astec unit looks like :
We have the schematics of a few other power supplies so have moved them out of the Miscellaneous folder and all to their own Power_Supplies folder.
So in the MbeeTech Repository in the new Microbee\Documentation\Schematics\Power_Supplies folder we placed
astec_switch_mode_power_supply.pdf
protek_switch_mode_power_supply.pdf
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ChickenMan
ChickenMan