Ada 1.28i Owner'S Manual Download Page 3

ADA 64i-1.28i-2.56i  owners manual 

1.0  INTRODUCTION 

Thank you for purchasing one of our professional ADA DIGITAL DELAYS, The .64i, 1,28i, 
and 2.56i combine the latest in digital technology with innovative, yet cost effective designs. 
They fulfill your long delay and special effects processing needs with fuli bandwidth at all 
delay settings, more useful features, and better sound quality than anything else in their 
respective classes. 
 
To properly set-up and familiarize yourself with your new DIGITAL DELAY, read and follow 
these operating instructions completely. Also, please take this time to fill-out and return your 
enclosed WARRANTY CARD. 

 

1.1  FEATURES 

 

.64i —Up to 640ms of delay at 16kHz bandwidth.  
1.28i — Up to 1280ms of delay at 16kHz bandwidth.  
2.56i —Up to 2560ms of delay at 16kHz bandwidth.

 

 

Flanging, chorusing, doubling, slapback, long echos, infinite repeat.

 

 

LED RATE indicator displays delay time for accurate, real-time echo setting.

 

 

WAVEFORM control continuously blends the sweep modulation from triangle to sine to square 
wave.

 

 

PHASE reversal switch for positive and negative flanging.

 

 

Remote footswitch control of EFFECT BYPASS and REPEAT HOLD (with optional FS-2 DUAL 
FOOTSWITCH).

 

 

MODULATION LEDS give a visual indication of the speed, direction, and position of the sweep as 
it moves up and down.

 

 

REGENERATION HI-CUT (EQ) variable between 16kHz to 1.0kHz.

 

 

8:1 sweep for flanging and chorusing effects that sweep over a wider range than competing digital 
delays.

 

 

90dB dynamic range.

 

 

One year parts and labor warranty.

 

 

1.2 PRECAUTIONS 

WARNING

:   To prevent fire or shock hazard, do not expose this appliance to rain or  

moisture.  

CAUTION:

   To prevent electric shock, do not remove cover. No user serviceable parts  

inside. Refer servicing to qualified service personnel. 

 

2.0 CONTROL FUNCTIONS

 

HEADROOM

   

 

A 4-step LED meter with a 30dB range which displays signal  

    level 

relative 

to 

clipping 

level. 

INPUT LEVEL 

 

 

A boost/attenuate preamp that accepts levels from -10dBV to  
+20dBV. 

INPUT IN

  

 

 

Engages or bypasses the effect section. (LED indicates Effect  
is engaged.) 

OUTPUT MIX  

 

 

Determines the mix between the delay and dry signal. 

OUTPUT LEVEL

  

 

Adjusts the EFFECT OUTPUT signal level up to +20dBM. 

REGENERATION LEVEL

   Controls the amount of the delayed signal fed back to the input. 

REGENERATION HI-CUT

      Reduces the high frequency content in the delayed audio  

signal that is fed back to the input. Adjustable from 16kHz to 
1.0kHz. 

PHASE

  

 

 

Reverses the polarity of the delayed audio signal which is being  
fed back to the delay line input and to the OUTPUT MIX. 

REPEAT HOLD

  

 

Engages the infinite repeat function (remotely controllable).  

 

Page 3 of 11 

 

Summary of Contents for 1.28i

Page 1: ...f may 2004 Original ADA logo edited and rendered by Barend Onneweer of Raamw3rk The version of this manual is copyrighted and may not be sold or placed on a website without permission of the editor Re...

Page 2: ...ADJUSTMENT 3 2 REMOTE FUNCTIONS 3 3 REGENERATION SECTION 3 4 PHASE 3 5 REPEAT HOLD 3 6 DELAY SECTION 3 7 MODULATION 4 0 PATCH DIAGRAMS FIGURE 4 1 CLASSIC FLANGE 4 2 EVEN ODD HARMONIC 4 3 THICK CHORUS...

Page 3: ...a visual indication of the speed direction and position of the sweep as it moves up and down REGENERATION HI CUT EQ variable between 16kHz to 1 0kHz 8 1 sweep for flanging and chorusing effects that s...

Page 4: ...CT OUT A 600 ohm unbalanced output The level is set with the OUTPUT LEVEL control and carries the mix of dry and delayed signal set by the OUTPUT MIX control DIRECT OUT A 600 ohm unbalanced output of...

Page 5: ...e level signals will generally require positioning the control more counter clockwise Remember proper setting of the INPUT OUTPUT LEVEL controls is necessary to achieve maximum performance with the le...

Page 6: ...initially powered up an internal protection circuit switches the REPEAT HOLD function out to prevent howling 3 6 DELAY SECTION The DELAY MULTIPLIER control allows continuous 0 125X to 1X adjustment o...

Page 7: ...ave for delay times that reach a peak or dip and quickly turnaround especially useful for flanging effects Advancing the knob towards the 12 o clock position selects pure sine wave modulation for dela...

Page 8: ...the EFFECT OUTPUT in a stereo PA or recording system In mono systems set the OUTPUT MIX control in its center position 5 A single short repeat of the note or chord is produced for added thickness FIG...

Page 9: ...l special effects can be produced by varying the MODULATION DEPTH and SPEED controls FIGURE 4 7 REVERB Mixing a higher percentage of dry signal will position the reverb further into the background FIG...

Page 10: ...ADA 64i 1 28i 2 56i owners manual 4 1 BLANK PATCH SHEETS Notes Notes Notes Notes Notes Notes Notes Page 10 of 11...

Page 11: ...1 SWEEP SPEED 0 1 sec to 25sec INPUT 510k ohm single ended phone jack handles instrument and single ended line level signals OUTPUT S Single ended phone jacks drives 600 ohms MAX INPUT LEVEL 20dBV ref...

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