【實用教育app】AV Buddy|最夯免費app-綠色工廠好玩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.