B-band A2.2 - Default Chapter; Table of Contents

CONTENTS
1. GENERAL INFORMATION
1.1. SAFETY AND PRODUCT WARNINGS . . . . . . . . . . . . . . . 4
1.2. B-BAND ELECTRET TRANSDUCERS . . . . . . . . . . . . . . . 4
1.3. A-SERIES PREAMPS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
1.4. OPTIONAL CONDENSER MICROPHONE
FOR A2 PREAMP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
2. PACKAGE CONTENTS CHECKLIST
2.1. UST package contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
2.2. AST package contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
2.3. A1 preamp package contents . . . . . . . . . . . . . . . . . . . . . . 5
2.4. A1N-1470 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
2.5. A2 and A2.2 preamp package contents . . . . . . . . . . . . . . 6
2.6. A3.2 and A4.2 preamp package contents . . . . . . . . . . . . 6
2.7. A5 and A6 package contents . . . . . . . . . . . . . . . . . . . . . . . 6
3. TOOLS AND MATERIALS NEEDED
FOR INSTALLATION
3.1. BASIC EQUIPMENT NEEDED . . . . . . . . . . . . . . . . . . . . . 6
4. BEFORE INSTALLATION, PLEASE READ THE
FOLLOWING
4.1. UST (Under-Saddle Transducer) . . . . . . . . . . . . . . . . . . . . 7
4.1.1. UST models and sizes . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
4.2. AST (Acoustic Soundboard Transducer) . . . . . . . . . . . . . . 8
5. PREPARING THE GUITAR FOR INSTALLATION
5.1. A3.2 and A4.2 installation preparation . . . . . . . . . . . . . . . . 8
5.2. A5 and A6 installation preparation . . . . . . . . . . . . . . . . . . . 9
6. CONNECTING THE TRANSDUCERS
AND WIRING TO THE PREAMP . . . . . . . . . . . . . . . . . . . . . 11
7. INSTALLING THE PREAMP . . . . . . . . . . . . . . . . . . . . . . . . 13
8. INSTALLING THE TRANSDUCERS . . . . . . . . . . . . . . . . 13
9. A2.2 UST GAIN TRIM ADJUSTMENT . . . . . . . . . . . . . 16
10. A4.2 AND A6 UST AND AST INPUT GAIN TRIM
CONTROL ADJUSTMENTS
10.1. A4.2 preamp . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
10.2. A6 preamp . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
11. CONTROLS (A3.2, A4.2, A5 and A6)
11.1. A3.2 preamp . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
11.2. A4.2 preamp . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
11.3. A5 preamp . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
11.5. A6 preamp . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
11.6. A5 and A6 Notch controls, phase switch and
“Batt” LED . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
12. TROUBLE SHOOTING
12.1. No sound at all . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
12.2. Loud hum . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
12.3. Resonance or distortion with some played notes
(with UST) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
12.4. One or several strings sound louder or quieter than
the others (with UST) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
12.4.1. Possible reasons for imbalance . . . . . . . . . . . . . . . . . . . . 18
12.4.2. If the balance problem does not disappear on
its own, do the following. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
12.4.3. If all things mentioned above are correct, and there still
is a balance problem, you should try the following tricks . . . . . . 19
12.5. Other problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
13. CUSTOMER’S FEEDBACK . . . . . . . . . . . . . . . . . . . . . . . 19
14. SPECIFACATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
15. CE-MARK STATEMENT . . . . . . . . . . . . . . . . . . . . . . . . . . 21
16. LIMITED WARRANTY . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
A3.2 drill hole guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
A4.2 drill hole guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
A5 and A6 preamp hole-cutting guide . . . . . . . . . . . . . . 25