Transcript Title

(7) On-board IN-17mini-nixies
Up to 8 off-board nixies of any size
OR
+
Supertex HV513
8 ch HV Driver
Supertex HV513
8 ch HV Driver
Supertex HV513
8 ch HV Driver
NVClock
Battery
ISP
Connector
Maxim DS3232
Temperaturecompensated
Real-Time Clock
PIO
7905
5 Volt
Reg
12-24 VDC IN
Jellybean
Linear 3.3V
Volt Reg
Fuse,
Polarity
Protection
FILTER CAP,
OVER-VOLTAGE
PROTECTION
SOT23
N-Channel
MOSFET
TO220
N-Channel
Power MOSFET
PWM
Roving Networks
RN41
Bluetooth UART
1K RAM
32K
Flash
INDUCTOR
SPI
Atmel ATMEGA 328P
512K
EEPROM
180V Power Supply
SIO
(Optional)
FTDI FT232R
USB UART
USB
Connector
Cogwheel Nixie System
• Latest refinement of a very stable design
• Drives up to 8 tubes with up to 16
segments (includes B7971)
• On-board sockets for 7 IN-17 miniature
nixies
• Connector to drive separate tube boards
• Low parts-count; 3 HV drivers in stead of
32 transistors
Cogwheel Nixie System
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Optional Bluetooth module
Non-volatile clock accurate +/- 1 minute/year
Uses ATMEGA 328
Compatible w/Arduino development tools
On-board Tubes
Off-board Tubes
•These tube boards are already designed and working.
•Plan to offer them on batchpcb marketplace initially