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Related Manuals for Johnson Vintage B70
Summary of Contents for Johnson Vintage B70
- Page 1 INSTRUCTION MANUAL Vintage B70 MODEL: Vintage Series Bass Amplifi er...
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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 � � � � � � � � � �� �� �� ���� ��� �� ��� ����� ���... -
Page 3: Headphone Jack
TREBLE CONTROL Used to shape the amplifier’s tone by adjusting the high-end fre- quencies. TAPE-IN CONTROL Used to connect a tape or CD player. Excellent for play-along practice, songwriting, or listening to playback from a recorder. HEADPHONE JACK Used for private listening. Uses a 1/4” jack connector. (Speaker disengaged when headphone jack is in use.) LINE OUT JACK Used connect the the amp to a house soundboard, a recording... -
Page 4: Suggested Settings
SUGGESTED SETTINGS Electric Bass Electric Funk Bass Acoustic * *Settings done with 3-Band EQ+ 3-Band EQ with Presence (set fl at, no boost or cut) and volume at half way. Punchy Acoustic Piano Organ Note: All settings are done with TWEETER SWITCH (back of amplifier) on. -
Page 5: Technical Specifications
TECHNICAL SPECIFICATIONS POWER SUPPLY 110/115VAC/50Hz~60Hz POWER OUTPUT: 70 watts RMS @ 8 ohms SENSITIVITY (gain at max): 91 dB LOAD IMPEDANCE: 8 ohms INTERNAL SPEAKER: 12” Woofer & 2.5” Tweeter INPUT: 1/4” Mono Jack OUTPUT: 1/4” Mono Jack DIMENSIONS: 17.25”(W) x 18.5”(H) x 11”(D) WEIGHT (approx.): 35 lbs. - 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.