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on AC Mains. For operation on batteries, remove this cord.
2.2 Plug the power cord into the AC wall socket.
2.3 Switch the instrument ON by turning the knob marked "VOL" clockwise and increase
the volume by a quarter turn. Observe that each digit lights up followed by a scrolling
display of "radel". The display finally shows 00.0. This confirms that the instrument is
ready for operation.
2.4 Select any taal by pressing the number of the group corresponding to the taal. Each
group contains ten leheras in different raags set to the same taal. To select another
lehera of the same taal, press ALT key which would select the next tune. By pressing a
number after pressing ALT, the tune of that number in the same group will be selected.
eg; [2] ALT [3] would select 02.3 Jhap taal in raag Kalavati.
2.5 Press START to start the lehera. The display now indicates the matras as the lehera
is played.
2.6 Press the PITCH keys marked 'up' arrow and 'down' arrow to increase or decrease
the pitch of the lehera in steps of half notes. If the key is kept pressed continuously, the
pitch will continue to change till the highest or lowest pitch is reached. Beyond this the
corresponding key would have no effect. FINE TUNING of the pitch is possible by
pressing ALT key before pressing the 'up' arrow and 'down' arrow keys. The fine tuning
is achieved in small steps. When a pitch is selected,
the display changes temporarily to pitch mode. A number following the pitch alphabet
indicates the fine tuned pitch. (eg., D.2 is 2 steps fine tuned above D Sharp and G.-3 is 3
steps fine tuned below G).
2.7 Press SLOW or FAST key to decrease or increase the tempo in small steps. The
display changes to the Tempo mode temporarily and indicates the current tempo in
MATRAS PER MINUTE.
2.8 Adjust the Drone knob as desired to obtain a sur background of the selected pitch.
2.9 Press STOP key to stop the lehera. The display now indicates the tune number
already selected. Pressing START key would start the same lehera again. To select any
particular tune, select the taal number, ALT key, the tune number in that taal group and
the START key in that sequence. (Refer Lehera table for details).
2.10 Select group number 21.0 to obtain a steady pitch for tuning the tabla. (Set the
DRONE to maximum.) Select 21.1 to obtain a complete sur-peti tone with pancham or
21.2 with madhyam.
3. CHANGING TEMPO RANGE :
3.1 For vilambit speeds, stop the lehera by pressing the STOP key and press SLOW key
and START key. The lehera would now play at half the original speed. Once the lehera
is started, the tempo can again be decreased or increased using the SLOW or FAST key
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