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Summary of Contents for Mambo 8
Page 1
Mambo8 and Mambo 10 (single channel) user guide. issue 4, August 2012 This is a guide for the single-channel Mambo Amp. The ultra-portable Mambo8 or Mambo10. This amp is specially designed for Jazz Guitar and other styles requiring a clear warm tone.
Page 2
Using the Mambo Amp for the first time. • Set the gain control to about half. • Set the master volume to about half. • Set the bass middle and treble controls to centre. • Plug in the mains, plug in the instrument and switch on the power.
Page 3
Mambo 10 • cabinet size 30cm high by 30cm wide by 25cm deep (approx) • weight 8 kg • the loudspeaker is 10inch, 250W rms rated, 97 dB / Watt @ 1 metre sensitivity • the power amplifier is rated at 180 W rms (continuous sine wave) Inputs, outputs and controls.
Page 4
The tone controls, bass, middle and treble, are active with cut and boost. The central position is “flat”, indicated by the detent (click) in the central position of the control pot. tone controls 1000 10000 frequency Hz Fig. 3 tone control frequency response www.mambo-amp.co.uk...
Page 5
"deep" tone setting (tone controls flat) 1000 10000 frequency Hz Fig. 4 “deep” The normal setting is fairly flat (-3dB bandwidth 50 Hz to 10 kHz). "normal" tone setting (tone controls flat) 1000 10000 frequency Hz Fig. 5 “normal” www.mambo-amp.co.uk...
Page 6
The following graphs show the amplifier output with a 1 kHz sine wave input. The harmonic enhancement distorts the sine wave asymmetrically, indicating addition of even harmonics. This is similar to a triode valve, however the Mambo Amp adds more 2 harmonic than you would get with a triode valve.
Page 7
The effect is dependant on the loudness of the tone, i.e. it is dynamic. Fig. 8 output spectrum, harmonic setting Here the input signal is quite loud. The first peak is the fundamental (1 kHz) and the second peak is the 2 harmonic (2 kHz).
Page 8
Output power ( 1kHz , 8 Ohm Load ). 180W rms @ about 1% THD ( 8 Ohm load) Fig. 10 output waveform @ about 1% THD www.mambo-amp.co.uk...
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Do you have a question about the 8 and is the answer not in the manual?
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