About this app

Audio Visual Application for the professional or beginner in the Audio Visual industry.

AV Buddy is a essential information and calculation tool which will assist your Audio Visual needs. Including pinouts, charts, cut lengths, diagrams, clear AV Connector photos, descriptions, AV Calculations. Each connector has a description with useful information.

Visual Connections:
BNC- With connector diagram and cut lengths.
COMPOSITE - Includes diagram and colour coding for various equipment.
DVI - Various DVI type diagrams and pinouts.
HDMI - Includes a version comparison chart. Plus 2 pinout diagrams.
Mini Din - Diagrams for 4 and 7pins.
VGA - Pinouts and diagram.
F-CONNECTOR - Includes diagrams and common coax cable diameters.

Audio Connections:
TRS + TS Audio - Stereo and mono diagrams.
XLR - Includes diagrams for 3,4 and 5 pin connectors.
SPEAKON - Connections and diagram.
RCA - Different audio colour connection and diagram.
Connections- 21 audio interconnections diagrams.

Control:
RJ45 - Diagrams for TypeA and TypeB.
DB9 - Pinouts, charts and description.
USB - Pinouts for A,B, MiniA & B, MicroA & B and USB 3.0.

Audio testing - Audio files for testing. 12 Audio files including Brown, White, Sweep, Tone in and Tone out.

Speakers - Diagrams for parallel, series and series/parallel connections.

Decibel comparison chart.

Test Patterns - 20 display test patterns for use with your mobiles AV adapter to external display.

SPL Meter - Measure a rooms decibel level. Includes calibration.

Aspect Ratios - Popular height to width ratio's with description.

Resolution chart - 52 resolutions + aspect ratio's.

Resolution graph - Various display resolutions for quick reference.

Mic Polar Patterns - Displays 7 mic polar patterns with zoom function and decibels.

Display section - Description for LED, PLASMA, LCD and OLED screens.


AV Buddy also includes a AV calculation section.

Projector throw - Projector throw calculator for estimated throw distances plus brightness and native resolutions for Epson, Infocus, Viewsonic, Sony, Barco, Christie, Mitsubishi and NEC projectors. Includes instructions.

Projector throw2 - Calculator for a projectors throw distance with manual lens ratio input.

Projector lumens - Calculation for lumens required based on ambient light for selecting projectors when designing.

Image height - Calculate the display size according to viewer distance.

Viewer Text - By measuring the text height on a display. Calculate how far away the farthest viewer should be.

Diagonal - Calculate the diagonal distance by knowing the height and width.

Farthest Viewer - Calculate the farthest viewer according to screen size.

Impedance calculators for speakers. Series and parallel.

dB volt ratio - Calculate the gain needed to raise the output from one voltage to another.

dB difference - dB difference calculation between two voltages.

PAG/NAG - Determine the maximum amount of sound re-enforced in dBs that can be achieved before feedback.

Converter - Converter for Area, Energy, Illumination, Mass, Temperature and Length.

Ohms law - Power, Voltage, Current and Resistance calculators.

Resistors - Resistor band calculator for 4, 5 and 6 bands.

Heat load - BTU equipment calculator.

Rack unit - Convert RUs into Inches, mm and cm. Convert Inches, mm and cm back into RUs.

New features

Graphical changes and updated for new Android OS release

App Permissions

Allows applications to open network sockets.
Allows applications to access information about networks.
Allows an application to record audio.
Allows an application to write to external storage.
Allows read only access to phone state, including the phone number of the device, current cellular network information, the status of any ongoing calls, and a list of any PhoneAccounts registered on the device.
Allows an application to read from external storage.