Questions tagged [vacuum-fluorescent]

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1answer
58 views

-30V power supply for HTS6520

Story Received a Philips HTS6520 for free however the subwoofer (and remote) is missing, no cables at all, so unable to use it because the sub also provides the power (read on to see what I have done)....
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2answers
109 views

Should a VFD be turned off when not in use, as much as possible, or should it be left turned on all the time?

I have bought a Noritake itron vacuum fluorescent display, to use in an Arduino project. A menu with settings will be shown on the display, and the user can interact with it by using some buttons. My ...
0
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2answers
147 views

Vacuum Fluorescent Display: What are the benefits of an AC filament driver instead of DC?

Question is already in the title: What is/are the benefit(s) of an AC filament driver instead of DC for VFD displays? It works with DC so why to invest in an AC driver? Anyone?
0
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1answer
202 views

What are these SMD components with 3 leads?

Full resolution link is here I am trying to repair a vacuum fluorescent display module by Futaba model code is M402SD07GS. It is seen that there is no energy on the display and Vcc and GND legs are ...
0
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1answer
68 views

How to guarantee “grid-looping clock” is running when dynamically driving VFD tubes

I'm driving old Soviet VFD tubes using Atmel AVR8 processors (e.g. ATmega328 and ATmega1284) and VFD driver chips Microchip HV518/HV5812/HV6810. Some of these tubes can only be driven dynamically, i.e....
2
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2answers
529 views

Circuit for driving 24V VF-Display with Arduino MC. Does this work?

I am trying to operate an IVL2-7/5 vacuum-fluoresecence-display with an Arduino Uno. It is a multiplexed 4 digit clock display that requires a cathode voltage of 2.4V and an anode and grid voltage of ...
1
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1answer
1k views

Help driving an old Vacuum Fluorescent Display

I recently salvaged a VFD from scrap, and am currently trying to get it to display light (not worrying about actual numbers/letters yet, just trying to get it to light up). I've read up about these ...
-2
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1answer
647 views

Futaba GP1006B05 VFD pinout [closed]

I have a Futaba GP1006B05 256x64 VFD display. I need the datasheet, I don't know the pinout. The pin connector is 50 pin. Does anyone have the GP1006B05 datasheet?
37
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3answers
5k views

What is this suspicious stain under a VFD's glass?

I wanted to give VFDs a try so I ordered a couple of 8x14 segments display modules. They arrived today, but I'm concerned because each has a big black stain in the corner. If it were on an LCD I'd ...
1
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1answer
742 views

Vacuum Fluorescent Display (VFD) serial connection ~ Debugging Questions

I am attempting to display information on a Futaba Vacuum Fluorescent Display (VFD) (apologies for the google-drive link to the datasheet. I lost the original and couldn't find it again). I'm ...
2
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4answers
3k views

Help driving a VFD Display

I managed to pick up a few cheap VFDs (Vacuum Fluoro Displays), but the information about them is scarce. What makes matters worse is that I am a post vacuum tube era child, so my knowledge in the ...
1
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1answer
101 views

Is it possible to damage a VFD by raising the anode voltage?

Is it possible to cause damage to a vacuum fluorescent display by raising the anode/grid voltage above the recommended level (not the filament voltage)?
1
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2answers
873 views

Best way to supply heaters for VFD tube

Building a simple VFD clock with 4x IV-22 tubes. The heaters run at 1 to 1.32v @ 100mA each. Whats the best way to supply power to the heaters? All the heaters need to be in parallel so that their ...
0
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1answer
2k views

How do I use this VFD from Futaba with an Arduino?

I salvaged this display unit from an old VCR about 20 years ago. Since then, it's been lying in my electronics box. Now I would like to play around with it on an Arduino. I can't find the datasheet ...
4
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3answers
1k views

Switch (Relatively) High Voltage from Logic Level

The Situation: Basically, I would like to switch a load that requires 30v using a switch that cannot have more than 5v across it. More descriptively, I am trying to drive the anode of a VFD segment ...
7
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1answer
9k views

How to control a VFD display with Arduino?

I have a Samsung 170L40AA1 VFD display, but no controller. So I wondered if it is possible to use an Arduino to control it instead. I've found the code for controlling an Futaba NA202MD13AA, which I ...