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Summary of Contents for Fostex AP1020
- Page 1 Owner’s Manual Model AP1020/AP2090/AP2130 STEREO POWER AMPLIFIER...
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Page 2: Safety Instructions
CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOT REMOVE COVER (OR BACK). NO USER - SERVICEABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED SERVICE PERSONNEL. "WARNING" "TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK, DO NOT EXPOSE THIS APPLIANCE TO RAIN OR MOISTURE."... -
Page 3: Table Of Contents
INTRODUCTION Fostex new AP Series amplifiers AP1020, AP1020, AP2090 and AP2130 are designed to withstand severe operating conditions. It is a commercial use amplifier containing high technology citcuits designed for stability, durability, small size and large output. Contents Controls and connections (Model AP2090/AP2130)...2 Controls and Connections (Model AP1020)...3... -
Page 4: Front Panel
AP2090/AP2130 FRONT PANEL REAR PANEL Power switch Power indicator Output level controller Output level indicator Clip indicator Thermal indicator Compressor / limiter indicator Handle Filter cover Input connector Crossover mode (VR) Crossover mode (Selector) MONO/STEREP selector SW Crossover network output (HIGH) Crossover network output (LOW) -
Page 5: Controls And Connections (Model Ap1020)
AP1020 FRONT PANEL REAR PANEL Power switch Power indicator Output level controller Output level indicator Clip indicator Thermal indicator Compressor / limiter indicator Handle Filter cover AC (Input) MONO/STEREO switch Fuse Cooling fan Compressor / limiter switch Input connector Output connector CH-1 "... -
Page 6: Outstanding Features
OUTSTANDING FEATURES 1) Forced cooling When the amplifier internal temperature rises, thee cooling fan automatically changes to high speed to force cool the heat sink for protecting the amplifier. 2) Level indicator (AP2090, AP2130) This LED is lit in 5dB steps over the 0 ~ - 30dB range to check the input signal. -
Page 7: Crossover Network, Selector Switch
CROSSOVER NETWORK, SELECTOR SWITCH 1) FULL At this position, the crossover network is bypassed, (Hz) control pot becomes ineffective, a flat response output against the input signal is obtained at the output connec- tor. The crossover network outputs (HIGH, LOW) at each con- nector will be those set by the crossover frequency adjust- inig knobs. -
Page 8: Multi-Amplfier System Examples Using Ap2090/2130
MULTI-AMPLIFIER SYSTEM EXAMPLE USUNG AP2090/2130 [Example of 2 way system] INPUT INPUT HIGH OUT LOW OUT INPUT HIGH OUT LOW OUT [Example of 3 way system] INPUT HIGH OUT LOW OUT INPUT HIGH OUT LOW OUT INPUT HIGH OUT LOW OUT (HIGH PASS AMP) FULL HIGH... -
Page 9: Block Diagram
SENSER COMP / LIMIT ON / OFF THERMAL SENSER CHANNEL 2 —7— CLIP DC & LF SENSER LOAD PEAK LEVEL IMPEDANCE IND. SENSER -30 ~ 0dB HIGH POWER SUPPLY FAN MOTOR Circuit inside dotted square not included in Model AP1020... -
Page 10: Specifications
240V sumption Specifications in this manual subject to change for improve- ment without notice. Above specifications as of September 30, 1989. FOSTEX COMPANY 3-2-35 Musashino, Akishima, Tokyo, Japan 196-0021 PRO SOUND DIVISION AP1020 AP2090 300W+300W. . . 8Ω 450W+450W. . . 4Ω...
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