Instruction/ maintenance manual of the product 250BASS Hughes & Kettner
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.: . : BASSBASE 250 BASS AMPLIFIE R / COMBO AMPLIFIER Hughes & Kettner Musical Instrument s GmbH Magdeburgerstr.6 669 0 St.Wendel Telefo n ( 0 6 8 51 ) 2 0 21 Telefa x ( 0 6 8 51 ) 4 8 86.
Congratulations on your choice, the Hughes & Kettner BassBase 250! The BassBase 250 wa s designed by a group of musicians and technicians to meet the needs of the professional bass player. Superb tonal characteristics and sophisticated features define th e Bassbase 250 as a professional bass amplification system.
Specially develope d 10” speakers in the combo version. Two speakers developed specifically for th e Bassbase 25 0 ensure a powerful, percussive reproduction of the amp’s output, replete with precise transient response. Additional tweeter for upper frequency response.
3 FRONT PANEL CONTROL FEATURES (1) INPUTS: The Bassbase has two input jack s with different input sensitivities to accommodate basses with passive as well as active electronics. LO INPUT is designed for active basses with active pickups. HI INPUT has a higher sensitivity rating for the more traditional passive pickups.
TUNER MUTE @ & GAIN BASS FREQ-MIDiLEVEL TREBLE FX - MIX MASTER B /;,_ LO - * I HI 00 El3 Q@ Q Mi BASSBASE 250 (1) (2) (3) (4) (5) (6) (7) (8) (9) (10)(11/13/14)(12) (15) (16) THE BASSBASE 250&apos.
(8) TREBLE: The TREBLE pot adjusts the high frequency through a wide band and determines the amount of bite and harmonics. The center frequency is app. 8khz. (9) FX-MIX: The Bassbase 25 0 is equipped with an effects loop switched in parallel for external effects devices.
(14) GROUND: Depress the GROUND (LIFT) switch to sever the ground between BAL.PA OUT and the PA board. Choose the position tha t has the least amoun t of audible noise. (15) PHONES: Headphone jack. Connect headphones here for silent practice sessions.
The BASSBASE's power output is 180W at 8 ohms , 250W at 4 ohms.The DYNACLIP circuitry increases the effective power output by about 25%. D o not connect any speaker combination with an overall impedance of less than 4 ohms.
n Now turn the FX LOOP back on via the footswitch. n The second master volume is regulated with the FX MIX pot on the front panel. n You ca n now switch back and forth between two seperate master volumes. CARE OF YOUR AMP AND WARRANT Y CONDITIONS A WORD ABOUT VALVES n Valves need to reach a certain operating temperature.
BASSBASE 250 SIGNAL ROUTING I J’ FOOTSWITCH M FOOTSWlTCH (FX ON/OFF) w EXTERNAL SPEAKER CAB. 0 0 (01 0 II; 0 0 TUNER -w TUNER INPUT PHONES M PHONES FX-SEND -b FX-INPUT FX-RETURN a- FX-OUTPUT SPEARE.
BASSBASE 250 SOUND EXAMPLES BASSBASE 250 The above examples are just that, examples. Your sound is ultimatly dependant on the type of instrument and the playing style you use. Nevertheless, these settings will give you a general impression of the Hughes & Kettner Bassbase 250's sound spectrum.
An important point after buying a device Hughes & Kettner 250BASS (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Hughes & Kettner 250BASS yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Hughes & Kettner 250BASS - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Hughes & Kettner 250BASS you will learn all the available features of the product, as well as information on its operation. The information that you get Hughes & Kettner 250BASS will certainly help you make a decision on the purchase.
If you already are a holder of Hughes & Kettner 250BASS, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Hughes & Kettner 250BASS.
However, one of the most important roles played by the user manual is to help in solving problems with Hughes & Kettner 250BASS. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Hughes & Kettner 250BASS along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
