Single channel half rack vacuum tube preamplifier for microphones and instruments (12 pages)
Summary of Contents for LaChapell Audio 500TDI
Page 1
LACHAPELL AUDIO 500TDI USER GUIDE Version 1.1 August 2017 1266 Park Road Chanhassen, MN 55317 952-401-7700 support@digitalaudio.com www.digitalaudio.com...
Do not use rough material, thinners, alcohol or other chemical solvents or cloths since this may damage the finish or remove the panel lettering. • The manufacturer cannot be held responsible for damages caused to persons, personal possessions, or data due to an improper or missing ground connection. LACHAPELL AUDIO 500TDI...
We require payment in advance of repair by credit card; we accept Visa and Master Card. In the event the charges are over the minimum charge, DAL will contact you and inform you of the cost of the repair before any work is completed. LACHAPELL AUDIO 500TDI...
IMPORTANT SAFETY INSTRUCTIONS ..........................II CARE ......................................II DIGITAL AUDIO LABS LIMITED WARRANTY ........................1 REPAIR POLICY ..................................1 WARRANTY SERVICE ................................1 NON-WARRANTY SERVICE ...............................1 LACHAPELL AUDIO MODEL 500TDI ............................3 BEFORE YOU GET STARTED ................................3 SAFETY PRECAUTIONS ................................3 500TDI CONTROLS ..................................4 CONTROL DETAILS ................................4 GETTING STARTED ..................................5 LACHAPELL AUDIO 500TDI SPECIFICATIONS ........................6...
3rd prong for ground missing or defeated be used with the power supply. • Do not place the 500TDI in an area where there is a potential for fluids to fall, spill into or come in contact with the 500TDI. If you notice fluids or moisture present inside the 500TDI DO NOT turn power on! Contact Digital Audio Labs for direction.
65Hz at MAX gain and shifts semi-proportionaly with the TUBE-DRIVE gain. • 250V: This LED will illuminate green to signify the tubes are getting TrueTube™ power. • PULL HANDLE: This should be used for installation or removal of the device. It also assists in protecting toggle switches. LACHAPELL AUDIO 500TDI...
TUBE DISTORTION The 500TDI provides great sonic versatility, including the ability to fully distort an input signal. Especially with active pickups, the 500TDI give you the desirable bass crunch heard on so many classic records. Start the TUBE TUBE DRIVE...
LACHAPELL AUDIO 500TDI SPECIFICATIONS Internal Gain 24dB THD+N 010% - 25% (@ +2dBV) Frequency Response 8Hz - 28kHz -100dB Input Impedance 1.5MΩ Tube Complement/Type 1x 12DW7 (ECC832) Current Draw 150mA NOTE: Stated specifications are typical measurements but subject to change without notice due to individual traits unique to each tube.