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Summary of Contents for Hartke HA5500
- Page 1 HA5500 500 WATT BASS AMPLIFIER Hartke Hartke Hartke...
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Page 3: Table Of Contents
Introduction Features Guided Tour Front Panel Rear Panel Setting Up and Using the HA5500 About Equalization 10-11 About Compression Appendix A: Block Diagram Appendix B: Changing the HA5500 Voltage Specifications... -
Page 4: Introduction
The HA5500 provides 500 watts of power to a 4 ohm speaker system or 350 watts to an 8 ohm speaker system. With that kind of power, the HA5500 is EXTREMELY loud and punchy. -
Page 5: Features
The Hartke HA5500 bass amplifier offers all the newest concepts in bass ampli- fication. Here are some of its main features: • Power to spare — The HA5500, a full 500 watts delivered to a 4 ohm speaker system or 350 watts to an 8 ohm speaker system. -
Page 6: Front Panel
Guided Tour - HA5500 Front Panel 1. Passive Input jack - If your bass guitar has passive circuitry, connect it to the Model 5500 here. This standard, 1/4” unbalanced jack provides a high imped- ance (100 k Ohms) input sensitivity of 20 millivolts. -
Page 7: Guided Tour
Guided Tour - HA5500 Front Panel 6. Compression control - This determines the amount of compression (peak sig- nal reduction) by simultaneously adjusting both threshold and compression ratio (which ranges from 2:1 to infinity [limiting]). At the fully counterclockwise “Off”... -
Page 8: Rear Panel
(at least 600 watts at 4 ohms) that are specifically designed for bass instruments. We recommend that Hartke ampli- fiers be used with Hartke bass cabinets, although other brands of speakers can be used. 4. Fan - The fan provides vital cooling to your Model 5500. Make sure that it is kept free of all obstructions and that cool, fresh air is accessible at all times. -
Page 9: Guided Tour
Guided Tour - 5500 Rear Panel 5. Effect Send jack - Use this 1/4” unbalanced jack to send low impedance (100 ohm) signal from the Model 5500 to a professional outboard effects processor such as a reverb, echo, chorus, flanger, or harmonizer device.* Output level is approximately 0 dB to +4 dB and is post-EQ and post-compression but unaffect- ed by the setting of the Master Volume control. -
Page 10: Setting Up And Using The Ha5500
We recommend the use of a single 4 ohm cabinet or two 8 ohm cabinets. Hartke amps are opti- mized for use with Hartke bass cabinets, although other brands of speakers can be substituted. -
Page 11: Setting Up And Using The Ha5500
When you are using a Hartke 5500, start with the effect Balance knob at its center detent- ed “0” position, so that you hear equal amounts of both the send and return sig-... -
Page 12: About Equalization
About Equalization The Hartke Systems Model 5500 Bass Amplifier gives you enormous control over shaping the sound of your bass, using a process called equalization. To understand how this works, it’s important to know that every naturally occurring sound consists of a broad range of pitches, or frequencies, combined together in a unique way. -
Page 13: About Equalization
About Equalization To find out how each graphic equalizer slider affects the sound of your particu- lar bass, start with all ten bands flat (that is, all ten sliders at their detented “0” center position). Then, one by one, raise and lower each slider, listening care- fully to the effect of each. -
Page 14: About Compression
∞ changing continuously as different amounts of compression and/or limiting are being applied. HA5500 Compression has three main uses. First, as just described, it “evens” out the Compression control and LED notes played by your bass so that they all appear at virtually equal level. -
Page 15: Appendix A: Block Diagram
Appendix A: Block Diagram SEND 50 mV, IN COMPRESSOR 0 dB TO +4dB IN/OUT SWITCH FIXED EQ RETURN VR TUBE DETECTOR COMPRESS 2 BAND VR SOLID CONTOUR STATE MIXER 10 BAND EQ POST 50 mV, OUT -20 dB TO -30 dB GND. -
Page 16: Appendix B: Changing The Ha5500 Voltage
Appendix B: Changing the HA5500 Voltage Following are step-by-step instructions for changing the mains voltage of the Model HA5500. WARNING: Before carrying out this operation, remove the power cord! 1: Insert a small screwdriv- 2: Remove fuse sled. er into the slot beneath the fuse sled and gently press in and up. -
Page 17: Specifications
Specifications Input Sensitivity Passive Input 100 k Ohms, 20 mv. Active Input 100 k Ohms, 60 mv. Rated Output Power 500 watts @ 4 ohms 350 watts @ 8 ohms Total Harmonic Distortion less than .5% Signal To Noise Ratio approx. - Page 20 Samson Technologies Corp. 575 Underhill Blvd. P.O. Box 9031 Syosset, NY 11791-9031 Phone: 1-800-3-SAMSON (1-800-372-6766) Fax: 516-364-3888 www.samsontech.com...
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