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Aguilar DB 359 Manual

Tube bass head

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1
Model DB 359
Tube Bass Head
Congratulations on purchasing Aguilar Amplification's DB 359 Tube Bass
Head! The DB 359 is an integrated preamp and amp in a convenient 2-rack space
unit. Seven vacuum tubes generate 200 Watts of harmonically rich tone. Custom
designed toroidal transformers provide an ultra-wide frequency response.
In addition to sounding great with any active or passive four string bass, the DB
359 will musically and accurately reproduce the extended range of modern five
and six string basses.
All Aguilar products are hand made in N.Y.C.
http://www.aguilaramp.com

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Summary of Contents for Aguilar DB 359

  • Page 1 Model DB 359 Tube Bass Head Congratulations on purchasing Aguilar Amplification’s DB 359 Tube Bass Head! The DB 359 is an integrated preamp and amp in a convenient 2-rack space unit. Seven vacuum tubes generate 200 Watts of harmonically rich tone. Custom designed toroidal transformers provide an ultra-wide frequency response.
  • Page 2: Specifications And Features

    1 external 7 amp for 100 – 200 VAC operation. (3.5 amp for 220 – 230 VAC operation). 1 internal 2 amp Fast blow Power tubes: Four premium Aguilar AG6550C power tubes. Preamp tubes: Two 12 AX7 and one 12 AU7. Transformers: Custom designed toroidal output transformer for ultra-wide bandwidth.
  • Page 3 Preamp section features: Active/Passive inputs: Start by using the passive input. If your bass’s output distorts the input section, switch to the active position. In the active input, a 12 db pad in the signal path will remedy the situation. Volume pot: This pot controls the gain of the preamp section.
  • Page 4: Output Interfaces

    In the parallel mode affected signals are mixed to the dry sound. When it is set at 100% your entire bass sound is being processed by the effect in the loop. In series mode, the effects in the loop process the entire sound of your bass. If you pull the return pot out for series operation without any effects in the loop, the loop will be open and no sound will result.
  • Page 5 BIASING PROCEDURE: Without an input (bass or signal generator): 1. Turn the unit on with speaker or resistive load connected to appropriate output jack. 2. Put the standby switch in operate position and allow unit to warm up for 30 minutes 3.
  • Page 6: Limited Warranty

    Limited Warranty Aguilar Amplification’s DB 359 tube amp is warranted to the original owner for a period of ten years from the date of purchase against defects in materials and workmanship. Tubes are covered by the warranty for a period of six months.