Tube Bias Calculator Apk

Tube Bias Calculator Apk

Latest version 2.8
18 Jul 2024

Older Versions

Apk Infos

Version2.8
Rating5.0/5, based on 79 votes
Size‎3.8 MB
Requires AndroidAndroid 2.1+ (Eclair)
Author's NotesThe Tube Bias Calculator will calculate power tube bias dissipation and % max.

About Tube Bias Calculator APK

Tube Bias Calculator APK Download for Android
Tube Bias Calculator APK Download for Android

Description

The Tube Bias Calculator will calculate power tube bias values of Plate Current, Dissipation and % of Max Dissipation using either measured voltage drop across a cathode resistor or measured plate current. It has a database of 36 tube types and will calculate the Class A Fixed, Class AB Fixed Bias and Cathode Bias Maximum Safe Bias settings.

To calculate the tube's Max Safe Bias setting you simply pick your tube from the pick list and enter the Plate-to-Cathode Voltage (plate voltage is always measured between the tube's plate and cathode). The Maximum Safe Bias settings for Class A Fixed, Class AB Fixed Bias and Cathode Bias are displayed.

To calculate bias when you measure the plate current, such as when using the output transformer shunt current measurement, enter your Tube Type and Plate-to-Cathode voltage at the top of the page, enter the Plate Current and touch 'Calculate' and the Plate Dissipation and Dissipation% are shown.

To calculate bias by measuring the voltage drop across a cathode resistor enter your Tube Type and Plate-to-Cathode voltage at the top of the page, enter the Number of Tubes that share the cathode resistor, the Voltage Drop Across the Cathode Resistor and the Cathode Resistor actual resistance. Touch 'Calculate' and the Total Cathode Current, Total Plate Current, Plate Dissipation, Plate Dissipation % & Current per Tube are shown.

To measure the voltage drop across a resistor set your multimeter to volts DC and touch each leg of the resistor with a probe (disregard any minus sign).

WARNING: Amplifiers have high voltage that can KILL even when unplugged. Do not attempt to set an amplifier's bias unless you are competent with test gear and very familiar with high voltage and the dangers involved.

Latest updates

What's new in version 2.8

Updated Android API

How to install Tube Bias Calculator APK on Android phone or tablet?

Download Tube Bias Calculator APK file from ApkClean, then follow these steps:

Update Phone Settings

  • Go to your phone Settings page
  • Tap Security or Applications (varies with device)
  • Check the Unknown Sources box
  • Confirm with OK

Go to Downloads

  • Open Downloads on your device by going to My Files or Files
  • Tap the APK file you downloaded (appinventor.ai_robinette77.TubeBiasCalculator-v2.8-ApkClean.apk)
  • Tap Install when prompted, the APK file you downloaded will be installed on your device.

Older Versions

2.8 (31)3.8 MB
2.2 (24)3.8 MB

Questions & Answers

Q: What is an APK File?

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A: Yes, absolutely. The Play Store installs APKs it downloads from Google's servers, and sideloading from a site like ApkClean.net goes through a very similar process, except you're the one performing the downloading and initiating the installation (sideloading).
As soon as the Play Store finds a version of the app newer than the one you've sideloaded, it will commence an update.

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User's Reivew

5 ★Wow. That's crazy seeing Rob Robinette as the creator. First time I ever saw this name was the Robinette Vette and your webpage with the online calculators wayyyyy back in the day when I was first getting into cars! Now I'm just getting into learning to play guitar and here you are again lol. Thanks, Rob!
5 ★my phone say its malicious virus, i cant install this app,, please help..
5 ★excellent app. highly recommend!
5 ★It's definitely a big help. Thanks!
4 ★What? No 300B ;-(
5 ★A true gangsters version of biaasing your tube amp Absolute savage If u aint rocking with robrob you slipping Get a sack and be a gang banger of love Sample a rock smoke of coke aaand snort a line of smack
5 ★I've been building and repairing tube amps since the late 80's. This app is a very useful verification tool. Well done.
5 ★Excellent work Rob. Made my life easier.
5 ★Rob! Excellent work man! This app has just made my life infinitely easier. You deserve lots of high quality cold Beer. Thankyou * 10^666 ;)
5 ★This is an awesome app. The author of this app is also probably the greatest resource on the net for 5E3 builders. If you get the chance read through his website. It is a wealth of knowledge for builders and techs.
5 ★Exactly what's needed to swap tubes and set a correct bias.
5 ★Good app