JAM combo amplifier for acoustic instruments
IMPORTANT SAFETY INSTRUCTIONS THE LIGHTNING FLASH WITH ARROWHEAD SYMBOL, WITHIN AN EQUILATERAL TRIANGLE, IS INTENDED TO ALERT THE USER TO THE PRESENCE OF UNINSULATED “DANGEROUS VOLTAGE” WITHIN THE PRODUCT ENCLOSURE THAT MAY BE OF A SUFFICIENT MAGNITUDE TO CONSITUTE A RISK OF ELECTRIC SHOCK TO PERSONS. THE EXCLAMATION POINT WITHIN AN EQUILATERAL TRIANGLE, IS INTENDED TO ALERT THE USER TO THE PRESENCE OF IMPORTANT OPERATING AND MAINTENANCE INSTRUCTIONS IN THE LITERATURE ACCOMPANYING THE PRODUCT.
WARNINGS PRECAUTIONS WARNINGS Please read this manual carefully before using your JAM amplifier and observe all safety precautions Keep this manual for future reference Do not pour any liquids onto this device, or operate it in excessively humid conditions. Do not use or install this device near sources of excessive heat. Do not expose it to direct sunlight, or position it in a dusty environment without any form of protection.
INTRODUCTION JAM becomes the third member of Schertler’s “next generation” acoustic amplification series. The new 5-channel “all-rounder” combines a comprehensive feature set with the updated technology and enhanced “look” that defines all the models in this latest range. Equipped with a 1” dome tweeter and 8” woofer, and featuring an optimized 2-way bass reflex construction, JAM offers 200W (150W + 50W) of bi-amplified power.
1. FRONT PANEL - INSTRUMENT IN JAM IN ø CLASS-A high voltage preamp, no integrated circuits, no NFB 10V GAIN OL WARM PARAMETRIC MIDS 700Hz GAIN LOW 1.5 1.1 1.2 1.3 1.4 1.6 IN P24 10V GAIN REV (AUX) VOLUME 1.8 1.9 1.7 300Hz IN HIGH OL 240Hz LOW MID HIGH REV (AUX) INSERT FLAT P24 GAIN OL LOW PARAMETRIC MIDS 700Hz GAIN 300Hz MASTER master VOLUME 150Hz IN REVERB 1 3.3KHz RESON DECAY AUX OUT LINE OUT 2 HIGH 3.
2. FRONT PANEL MIC or INSTRUMENT IN JAM IN ø CLASS-A high voltage preamp, no integrated circuits, no NFB 10V GAIN OL P24 10V WARM PARAMETRIC MIDS 700Hz GAIN LOW 300Hz IN IN GAIN OL 2.2 2.3 2.4 REV (AUX) VOLUME RESON 240Hz LOW MID HIGH REV (AUX) VOLUME 2.10 2.11 150Hz 2.5 2.7 INSERT 2.8 2.9 FLAT IN P24 GAIN OL LOW PARAMETRIC MIDS 700Hz GAIN 300Hz DECAY AUX OUT REVERB MASTER master 1 3.3KHz 2.6 2.1 HIGH LINE OUT 2 HIGH 3.
3. FRONT PANEL MIC / 4. STEREO IN JAM IN ø CLASS-A high voltage preamp, no integrated circuits, no NFB 10V GAIN OL P24 10V WARM PARAMETRIC MIDS 700Hz GAIN LOW 300Hz IN IN GAIN OL HIGH REV (AUX) VOLUME 240Hz LOW MID HIGH REV (AUX) INSERT FLAT P24 GAIN OL 3.4 3.1 3.2 LOW HIGH 3.5 300Hz LINE OUT 2 PARAMETRIC MIDS 700Hz GAIN 3.3 MASTER master VOLUME 150Hz IN REVERB 1 3.3KHz RESON DECAY AUX OUT 3.3KHz REV (AUX) VOLUME STEREO IN 3.6 3.7 4.
5. FX RETURN 6. AUX OUT / MASTER SECTION JAM IN ø CLASS-A high voltage preamp, no integrated circuits, no NFB 10V GAIN OL WARM PARAMETRIC MIDS 700Hz GAIN LOW 300Hz IN IN P24 10V GAIN OL HIGH REV (AUX) 240Hz DECAY REVERB MASTER 6.11 6.8 6.7 6.4 1 3.3KHz RESON AUX OUT VOLUME LOW MID HIGH REV (AUX) 6.3 VOLUME 150Hz FLAT IN P24 GAIN OL LOW PARAMETRIC MIDS 700Hz GAIN 300Hz 2 HIGH REV (AUX) 3.3KHz VOLUME STEREO IN 3 4 master LEFT INSERT LINE OUT 6.6 6.
4. REAR PANEL JAM 150-WATT ACOUSTIC AMPLIFIER DESGNED IN SWITZERLAND M A D E I N I TA LY POWER CONSUMPTION 105W SERIAL NR. www.schertler.com TO REDUCE RISK OF FIRE, DO NOT EXPOSE THIS EQUIPMENT TO RAIN OR MOISTURE. FOR CONTINUED ROTECTION AGAINST RISK OF FIRE, REPLACE ONLY WITH THE SAME TYPE AND RATING OF FUSE. RISK OF ELCTRIC SHOCK DO NOT OPEN! GND LIFT 7.1 7.2 7.3 POWER IN 7.1. POWER ON/OFF System ON/OFF switch. 7.2. GROUND LIFT This switch connects and disconnects the ground 7.3.
SIGNAL FLOW JACK XLR JACK XLR PHANTOM 10V PHANTOM P24 PHANTOM 10V PHANTOM P24 reverse phase GAIN GAIN GAIN OL OL OL reason WARM 3B EQ Parametric MID 3B EQ 3B EQ Parametric MID REVERB with DECAY AUX OUT STEREO IN INSERT MASTER LOW CUT LINE OUT FX RETURN DI.
TECHNICAL SPECS Frequency response ................................... 40 Hz - 20 kHz Sensitivity (1W-1m) ..................................... 92 dB SPL max ..................................................... 114 dB Woofer ........................................................ 8” Horn ............................................................ Dome 1” Crossover ................................................... Active 24 dB / octave Box ..............................................................
ALL SCHERTLER® PRODUCTS ARE COVERED BY A LIMITED THREE-YEAR WARRANTY (FROM THE DATE OF PURCHASE) AGAINST MANUFACTURES DEFECTS. DETAILS CAN BE OBTAINED FROM YOUR LOCAL DEALER/REPRESENTATIVE. SCHERTLER SA STRONGLY BELIEVES IN “COMMON SENSE” AND THUS, MISUSE OF OUR PRODUCTS ARE NOT COVERED UNDER RIGHTS OBTAINED THROUGH OUR WARRANTY POLICY OR THAT OF INTERNATIONALLY RECOGNIZED TERMS AND CONDITIONS.
