The Well Tempered Master Clock Power supply, clock switch and dividers
![](https://www.thewellaudio.com/wp-content/uploads/TWTMC-DD_Ext_Reg-1024x1004.jpg)
The TWTMC-D&D is Dual XO switching, power supply, dividers and delayed clock board. It accommodates a pair of oscillators and external voltage regulators.
Features:
Oscillator type: Any
Frequencies: Any
Output: double 50 Ohm square wave (+15 dBm)
Crystals: Any
Board size: 83mm x 108mm
Power supply: AC or unregulated DC (see Assembly guide)
Board options: bare board only
Schematic and download
![](https://www.thewellaudio.com/wp-content/uploads/TWTMC-DD_Sch1-1024x681.jpg)
![](https://www.thewellaudio.com/wp-content/uploads/TWTMC-DD_Sch2-1024x677.jpg)