Samson A70 инструкция обслуживания

Hartke Hartke Hartke A SERIES C OMBO C O M B O S A S B A100 A70[...]

Important Safety Instructions 1. Please read all instructions before operating the unit. 2. Keep these instructions for future reference. 3. Please heed all safety warnings. 4. Follow manufacturers instructions. 5. Do not use this unit near water or moisture. 6. Clean only with a damp cloth. 7. Do not block any of the ventilation openings. Install [...]

T able of C onten ts Introduction 2 A SERIES Combo Bass Amplifier Features 3 Guided Tour Front Panel 4-5 Rear Panel 6 Setting Up and Using Your Hartke A Series Combo Bass Amplifier 7-8 Using the CD Input 9 Using Equalization 10 -11 Specifications 12 Copyright 2003, Samson Technologies Corp. Printed November, 2003 Samson Technologies Corp. 575 Under[...]

Introduction We know you don’t like reading owners manuals, but you’ve just purchased one of the finest bass amplifiers around, and we want to tell you about it! So, before you plug in and start popping and slapping, we’d like to suggest you take just a few moments out to scan these pages. We’ll make it as painless as possible, we promise?[...]

3 Har tke A70 and A100 Combo Bass Amplifier F eatures The Hartke A Series offers all the newest concepts in state-of-the-art aluminum drive bass amplification in an extremely compact size and affordable price. Here are some of its main features: • The A70 delivers 70 Watts of power to its specially designed 12 inch aluminum bass driver, while the[...]

4 Guided T our - F ront P anel -12 -9 -6 -3 0 +3 +6 +9 +12 -15 +15 100Hz 10K 160 315 80 160 315 80 +12 -12 0 +12 -12 0 630 1.25k 1.25k 2.5k 2.5k 630 6.3k 6.3k PA SSIVE ACTIVE BASS VOL UME TREBLE INPUT CD POWER GRAPHIC EQUALIZER LIMITER PHONES 0 1 2 3 4 5 6 7 8 9 10 -12 -9 -6 -3 0 +3 +6 +9 +12 -15 +15 0 1 2 3 4 5 6 7 8 9 10 A100 1 2 3 4 5 6 78 9 11 [...]

5 Guided T our - F ront P anel 8. Limiter Control - This determines the amount of compression (peak signal reduction) by simultaneously adjusting both threshold and compression ratio (which ranges from 2:1 to infinity [limiting]). At the fully counterclockwise “Zero” position, the circuitry is bypassed and no compression is applied. As the knob[...]

6 Guided T our - Rear P anel A. AC Power Inlet - Use the supplied grounded AC power cord to connect your A Series amplifier to mains power. This cord comes supplied with the appropriate plug for your geo- graphic area. CAUTION: Do not use an adapter to defeat the third grounding pin on this plug or severe electric shock may result! B. Speaker Outpu[...]

7 Setting Up and Using Y our Har tke A SERIES Combo Bass Amplifier Setting up your Hartke Systems A Series Combo Bass Amplifier is a simple procedure which takes only a few minutes: 1. Remove all packing materials (save them in case of need for future service) and decide where the amplifier is to be physically placed. You may decide to use the “k[...]

8 Setting Up and Using Y our Har tke A SERIES Combo Bass Amplifier 9. Test the headphone output by turning the Volume con- trol to its minimum (fully counterclockwise) position and then connect a standard stereo headphone to the front panel Phones jack. While playing your bass, slowly turn the Volume control up—you should hear sound from the head[...]

9 Your A series amplifier features a CD input which you can use with a portable CD player, cassette, mini disk or MP3 player to jam with pre-recorded tracks or learn a riff from a favorite tune. In fact, you can plug any line level signal into the CD input including the signal from a keyboard or drum machine. Connect the CD player or other Line lev[...]

10 Using Equalization The Hartke Systems A Series 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. T[...]

11 The specific EQ you will apply to your bass signal is very much dependent upon your par- ticular instrument and personal taste and playing style. However, here are a few general suggestions: • For that super-deep reggae or Motown sound, boost the Bass EQ slightly while attenuating the Treble EQ. •To remove boxiness and make your instrument s[...]

12 Rated Output Power (@ 1 kHz, 4 ohm, 1% THD) A70 70 w A100 100 w Rated Input Level (@ 1 kHz) Passive -20 dBu Active -10 dBu Total Harmonic Distortion (@ 1 dB below rated output, 1 kHz typical) A70 0.2% A100 0.3% Signal To Noise Ratio (re: 1 Wrms @ 1 kHz) A70 67 dB A100 60 dB Dynamic Range (re: Rated output @ 1 kHz) A70 80 dB A100 75 dB Signal Gai[...]

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Hartke is distributed world-wide by Samson Technologies 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.hartke.com www.samsontech.com[...]