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Gemini Two Tube Clock 

 

Update #1 (21

st

 May 2019) 

www.nixology.uk 

Assembly Instructions 

Gemini Two tube clock 

nixology.uk 

 

REVISION HISTORY 

Issue 

Number 

Date 

Reason for Issue 

Draft 1 

24/04/2019  New document

 

First Release 

06/05/2019 

 

Update #1 

21/05/2019  Added initial setup and updating info 

 

 

 

 

 

Содержание Gemini Two

Страница 1: ...019 www nixology uk Assembly Instructions Gemini Two tube clock nixology uk REVISION HISTORY Issue Number Date Reason for Issue Draft 1 24 04 2019 New document First Release 06 05 2019 Update 1 21 05...

Страница 2: ...on access to an NTP Time source for operation WiFi connection configured via a captive portal on the clocks own Access Point Supports NeoPixels for tube illumination and confirmation of data type bein...

Страница 3: ...bon cable from this connector to your choice of tubes The arrangement of the signals on the connector matches those available from PV Electronics for the QTC clock range Tube Cells for other tube type...

Страница 4: ...ated by this circuit can give a potentially LETHAL ELECTRIC SHOCK DISCLAIMER This product is supplied as a kit of parts intended only for suitably qualified electronic engineers who are suitably quali...

Страница 5: ...wick braid or a solder sucker can be useful if you accidentally create solder bridges between adjacent solder joints Other items you will need The clock kit does not include a power adapter The clock...

Страница 6: ...rammed 1 Two Tube Clock PCB You will also need 2 x your choice of Nixie Tubes not supplied The board uses the same 2x6 header arrangement as the PV Electronics QTC clock so any PV Electronics QTC comp...

Страница 7: ...Gemini Two Tube Clock 7 Update 1 21st May 2019 www nixology uk...

Страница 8: ...to what the values of the resistors are then use a multimeter to check them R1 R2 100R Brown Black Black Black R3 R4 10K Brown Black Black Red Sockets and Headers These are all mounted on the top of...

Страница 9: ...a USB cable to the WeMos for monitoring status information without inserting the optional extension headers that are supplied with the WeMos If mounting the NCH8200HV under the board then mount the p...

Страница 10: ...2019 www nixology uk Remove the power supply and trim the short ends of the socket pins on the other side of the board Mounting pins cut off after soldering NCH8200HV mounted on bottom of board NCH82...

Страница 11: ...Gemini Two Tube Clock 11 Update 1 21st May 2019 www nixology uk NCH8200HV mounted on the bottom of the board Remove the NCH8200HV from the clock...

Страница 12: ...ely where it may not be affected so much by any heat generated by the clock and associated components Solder the header pins to the BMP280 Which side you solder the pins to will depend on your chosen...

Страница 13: ...Gemini Two Tube Clock 13 Update 1 21st May 2019 www nixology uk Take care to orient the WeMos correctly so that the pins get soldered to the correct side...

Страница 14: ...kets headers that were supplied with the WeMos into the underside of the PCB and then plug the WeMos in to these headers The purpose of plugging the WeMos in at this stage is to help get the socket he...

Страница 15: ...pins and sockets this is designed to mount ONLY on the underside of the PCB PLEASE NOTE PIN SOCKET Method now superseded skip to the Alternative Space Saving method Follow the same procedure as used f...

Страница 16: ...IN towards the outer edge of the PCB Alternative SPACE SAVING method This MUST BE DONE AFTER soldering R1 R2 R3 R4 and the 8 pin DIL socket in to place If you would like to reduce the overall height...

Страница 17: ...is sufficient clearance between them and the Buck Converter PCB With the mounting pins provided 4 way header pins there is no need to trim the legs of the 8 pin DIL socket used for the opto couplers...

Страница 18: ...0V supply Inset the NCH8200HV power supply into the sockets on the board Re attach the 12V supply and check that 170V is being produced by the NCH8200HV by connecting a multimeter to the GND and HV te...

Страница 19: ...ate 1 21st May 2019 www nixology uk Plug in the following on the bottom of the PCB 1 x WeMos D1 Mini taking care to align the pins correctly and orient the WeMos so that the Antenna end is closest to...

Страница 20: ...the WeMos will be trying to connect to a WiFi signal and failing You could also connect the WeMos to a PC using a micro USB cable not supplied and use the terminal mode of the Arduino IDE or PuTTY to...

Страница 21: ...Viewed from above Tubes can be attached in a variety of ways If your Tube Cells have female socket headers then these could be attached directly to the board for testing Take care to orient the conne...

Страница 22: ...Gemini Two Tube Clock 22 Update 1 21st May 2019 www nixology uk...

Страница 23: ...e IP address 192 168 4 1 and the configuration screen should be displayed It should look similar to this Select Configure WiFi and choose your AP from the list of those found Enter the WiFi password i...

Страница 24: ...e data being displayed alternates each minute The Date is displayed as a sequence of DD MM and YY The date display is accompanied by a change of LED lighting colour to ORANGE The Temperature is displa...

Страница 25: ...software has been loaded the WeMos will restart and will try to connect to WiFi Use a mobile phone or other WiFi enabled device to connect to the AP that is broadcast and set it up to access your WiF...

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