Tel: 01298 25281

tech@dbtech.co.uk

TROUBLESHOOTING DESIGNS

We have an experienced Pro-Audio design engineer specializing in
Troubleshooting Digital Audio systems, particularly Live/Recording
 consoles and audio outboard effects.  

With our comprehensive Audio design studio and portable workstation we are able to locate and solve problems with:  

• Analog to Digital converters, Noise, THD and Jitter etc.

• Variable digital gain Analog Microphone Preamps.

• Line Input, Dynamics and Signal processing, Output stages.

• DSP and Microprocessor Hardware Buses and Communication links.

• Hi speed digital & Low noise audio PCB layout advice.

• Near field EMC emissions and Immunity, Electrostatic discharge.

We are specialists with:  

• Motorola 56k and Texas Instruments DSP’s (Assembler and C)

• AVR, PIC, Infineon, Hitachi and other micro controllers.

• Xilinx, Lattice,  Altera :  programmable logic devices.

• USB,  CAN, I²C, SPI,  RS232, RS485 and many more computer interfaces.

• MIDI, TDIF, ADAT, AES / SPDIF. I²S, BNC, WC, audio  interfaces

We can visit you on site with our portable workstation and diagnose an interface problem between Digital or Analog audio equipment.

Common problems:  

• Digital synchronization causing clicks and pops on audio.

• Signal level mismatches (Digital and Analog)

• (We have an experienced ear for detecting audio problems)

• Crosstalk,  Common Mode Rejection.

• Localized EMC emissions and Immunity.

• Electrostatic discharge.

• Radio frequency pickup

• Ground hum and buzz problems.

• Locating and repairing faulty system components