Table of Contents
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Table of Contents
Related Manuals for Johnson 25
Summary of Contents for Johnson 25
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Page 2: Panel Functions
INTRODUCTION Thank you for choosing this Johnson amplifier. Please read this manual carefully and completely before operating your new amplifier. PANEL FUNCTIONS INPUT Connect the cable from your guitar’s output jack to this jack. Always use an undamaged, shielded instrument cable. - Page 3 PRESENCE Reduces or increases frequency attack and brightness, par- ticularly in the mid to high-end frequencies. DIGITAL DELAY-DEPTH Used to adjust amount of delay (“wet”) sound that is mixed with the amplifier’s original (“dry”) sound output. DIGITAL DELAY-LENGTH Used to adjust the timing of the delayed signal from quick to long repeats.
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Page 4: Suggested Settings
SUGGESTED SETTINGS Clean Rock Stadium Rock - rock with big delay *Overdrive Switch... -
Page 5: Technical Specifications
TECHNICAL SPECIFICATIONS POWER SUPPLY 110/115VAC/50Hz~60Hz POWER OUTPUT: 20 watts RMS @ 8 ohms LOAD IMPEDANCE: 8 ohms INTERNAL SPEAKER SYSTEM: 7.7” diameter EQ SECTION Bass Control Range: +3dB/-219dB@100Hz Mid Control Range: +8dB/-5dB@1kHz Treble Control Range: +18dB/-7dB@10kHz DELAY CHARACTERISTICS: Adjustable Delay Time: 20ms~120ms S/N ≥... - Page 6 PRECAUTIONS POWER SOURCES This product should be operated only from the type of power source indicated on the marking label. If you are not sure of the type of power supply to your home, consult your product dealer or local power company. INSERTION WARNING Never place objects of any kind into this product as they may touch dangerous voltage points or short-out parts that...
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Page 7: Safety Precautions
SAFETY PRECAUTIONS WARNING CAUTION: TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK, DO NOT EXPOSE THIS AMPLIFIER TO RAIN OR MOISTURE. DANGEROUSLY HIGH VOLTAGE IS PRESENT INSIDE THE ENCLOSURE. DO NOT OPEN THE CABINET. REFER SERVICING TO QUALIFIED PERSONNEL ONLY. This symbol warns the user of danger- ous voltage levels localized within the enclosure. -
Page 8: Warranty Information
WARRANTY INFORMATION This amplifier is warranted, to the original Purchaser, to be free from defects in material and workmanship for a period of five (5) years from the original retail purchase. This warranty is valid in North America only. The manufacturer shall, at its option, either repair or replace the defective product if the product is returned to the original place of purchase. - Page 9 INSTRUCTION MANUAL MODEL: Stage Series Guitar Amplifi er...
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