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Speech Timer PCB [19111151] PCB for the Speech Timer for Contests and Debates. Double-sided PCB with plated through holes, solder mask and silkscreen overlay. 163 x 102mm. Please note: there is a minor error on the RevB PCB which results in Q9's middle pin not being connected. Also, the labels for Q9 and Q10 may be swapped on the PCB. Make sure that Q9 and Q10 are fitted in the locations shown in the magazine. Check if the track for Q9's central pad is missing and if so, bend Q9's central lead over and solder it to the corresponding middle pad for Q10. Cat No SC3261. Price: AUD $15.00 1  Add to trolley In stock: yes (23 available). Estimated dispatch time: 1-3 days Related to: Project: Speech Timer For Contests & Debates (December 2015 [print issue] [online issue]) Other items relevant to this project: PIC16F88-I/P programmed for the Speech Timer [1911115A.HEX] ($15.00) Add to trolley Firmware (HEX) file and source code for the Speech Timer [1911115A.HEX] (Free) Add to trolley Speech Timer PCB pattern (PDF download) [19111151] (Free) Add to trolley Front/side panel artwork and drilling diagram for the Speech Timer (PDF download) (Free) Add to trolley