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Doepfer MBP25 Midi Bass Pedal Electronics Kit User Manual

Page 5

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User's Guide

page 5

MBP25

These are the most important features of the MBP25:

• three versions available:

• elektronic kit only

• elektronic kit with one 13-key bass pedal and connection cable

• elektronic kit with two 13-key bass pedals and connection cables

• 6 black rectangle momentary buttons (about 12 x 22 mm) with integrated LEDs to

adjust the parameters (e.g. Midi channel, transpose, mode), measures of the
complete button area about 76 x 22 mm

• 3-digit LED display (about 19 x 38 mm) for parameter display

• two connectors for basspedals (compatible to Fatar PD/3)

• fully polyphonic midi out

• midi channel 1...16

• transposition in six octave intervals (lowest key = midi note number 0, 12, 24, 36,

48, 60)

• Midi In, Midi Out (connected via 30 cm long cables to enable the mounting of the

sockets at the desired position)

• The data appearing at the Midi in are merged to the data generated by the

MBP25. Consequently the MBP25 can be connected to a Midi keyboard to add
the basspedal data to the keyboard data.

• power supply socket on board, in addition a 2-pin connector is available to

connect another power supply socket near the Midi sockets

• a 3-pin connector is available to connect a rotary or fader potentiometer that

transmits Midi volume, even a foot controller (e.g. FP5) can be connected.

• Operating

modes:

• Note mode: this is the usual play mode. The bass pedal keys are used to

transmit Midi note on/off message on the desired Midi channel and
transposition. The velocity value is fixed and can be set by the user.

• Program change mode 1: in this mode the up/down buttons are used to

transmit midi program change messages while the keys of the bass pedal can
be used to play in the usual way

• Program change mode 2: in this mode the bass pedal keys are used to

transmit Midi program change messages, the first 10 keys ("C" to "A")
correspond to the numbers 0 to 9 like a pocket calculator, the selected number
is shown in the display. The "Bb" key has delete function (i.e. set to zero) and
the "B" key transmits the currently displayed program change number (enter
function). In this mode the bass pedal keys cannot be used to play (i.e. they do
not transmit note messages)

• Realtime mode: in this mode the keys "C", "D" and "E" are used to transmit the

midi messages start, continue and stop, the other keys have normal function
(i.e. they transmit midi note messages).

• An external power supply (7-12VDC@min. 250mA) is used. Within Europe the

wall outlet power supply adapter for 230V mains voltage and European type
mains plug is included with the MBP25. In other countries the power supply has to
be purchased by the user in his country. If there is a Doepfer representative or
dealer in your country please ask the representative or dealer if the power supply
is included in your country.

• Dimensions of the pc board: about 82 mm (length) x 73 (width) x 25 mm (height)

• Dimension of one bass pedal: about 530 mm (length) x 380 mm (depth) x 95 mm

(height)

• Dimension of two bass pedals: about 980 mm (length) x 380 mm (depth) x 95 mm

(height)