background image

CDEFGABCDEFGABCDEFGABCDEFGABCDEFGABCDEFGABCDEFGABCDEFGABCDEFGABC

Human hearing range
VOCAL

25

31

40

50

62

80 100 125 160 200 250 320 400 500 640 800 1K 1.3K1.6K 2K 2.5K3.1K 4K

5K 6.2K 8K 10K 13K 16K 20K

Soprano

Contralto

Baritone

Bass

WOODWIND

Piccolo

Flute

Oboe

Clarinet in B flat or A

Clarinet in E flat

Bass Clarinet

Basset Hom

Cor Anglais

Bassoon

Double Bassoon

BRASS

Soprano Saxophone

Alto Saxophone

Tenor Saxophone

Baritone Saxophone

Bass Saxophone

Trumpet in C

Trumpet in F

Alto Trombone

Tenor Trombone

Bass Trombone

Tuba

Valve Hom

STRINGS

Violin

Viola

Cello

Double Bass

Guitar

KEYBOARDS

Pianoforte

Organ

PERCUSSION

Celesta

Timpani

Xylophone

FREQUENCY

25

31

40

50

62

80 100 125 160 200 250 320 400 500 640 800 1K 1.3K1.6K 2K 2.5K3.1K 4K

5K 6.2K 8K 10K 13K 16K 20K

Mid C

4.1 The Frequency Range of Music Instruments

Please look at the following table. It gives you an idea of the frequency
coverage of the main musical instruments and the human voice. Select a
specific instrument and start to "play" with your

LTO Q applying the five

bands available on the covered frequencies. Adjust GAIN first and then
FREQUENCY and finally Q. See how much control your

LTO Q will give you

allowing a perfect contour of your sound.

3. CONTROL ELEMENTS

4. APPLICATION

4

Summary of Contents for ALTO Q

Page 1: ...User s Manual www altoproaudio com Version 2 0 SEP 2007 LTO R English 5 BAND PARAMETRIC EQUALIZER ALTO Q...

Page 2: ...ctive Ground Terminal AC mains Alternating Current Hazardous Live Terminal ON Denotes the product is turned on OFF Denotes the product is turned off The apparatus shall be connected to a mains socket...

Page 3: ...and make sure to read this Manual carefully before operation 1 2 FEATURES Illuminated Power Switch Mountable in a rack unit 1U 19 1 4 TRS type jack and balanced XLR connectors available LED Meter 12 L...

Page 4: ...F position green light off the unit will be turned off 1 POWER Switch The input jack of your LTO Q is directly connected to the output jack when this control is on OUT position or if the unit is not c...

Page 5: ...15 dB to 15 dB 9 INPUT Control 13 Output Connectors The unit Balanced XLR and 1 4 TRS jack output sockets which wired in parallel The Balanced signals are less sensitive to hum generated by AC feature...

Page 6: ...ba Valve Hom STRINGS Violin Viola Cello Double Bass Guitar KEYBOARDS Pianoforte Organ PERCUSSION Celesta Timpani Xylophone FREQUENCY 25 31 40 50 62 80 100 125 160 200 250 320 400 500 640 800 1K 1 3K1...

Page 7: ...pparaten skall anslutas till jordat uttag nar den ansluts till ett natverk DESIGNED IN ITALY MADE IN CHINA D1 500W 2 dB 12 16 18 20 22 24 26 28 30 6 CH1 dB 12 16 18 20 22 24 26 28 30 6 CH2 SIG CLIP PR...

Page 8: ...s and a power amplifier The defective wiring may degrade the performance of so please use good quality screened audio cables only Please follow the guide below to interface without experiencing any no...

Page 9: ...nsert Leads 2 1 3 1 2 3 TIP RING SLEEVE Tip Ring Sleeve 1 2 Send 3 1 2 Return 3 TIP RING SLEEVE Centre Send Screen Centre Return Screen Tip Ring Sleeve SLEEVE TIP SLEEVE RING TIP TIP RING SLEEVE Tip R...

Page 10: ...10 Hz to 400 Hz High cut Variable 2 5k Hz to 30k Hz Parametric Filter Level Variable 15 dB Frequency Band1 20 Hz to 400 Hz Band2 60 Hz to 1k Hz Band3 150 Hz to 2 5k Hz Band4 500 Hz to 8k Hz Band5 1k H...

Page 11: ...od of 1 year from the purchase date if you have completed the Warranty Registration Card in time 3 2 The warranty service is only available to the original consumer who purchased this product directly...

Page 12: ...y translation or reproduction of part of this manual without written permission is forbidden Copyright 2007 Seikaku Group SEIKAKU TECHNICAL GROUP LIMITED NO 1 Lane 17 Sec 2 Han Shi West Road Taichung...

Reviews: