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Summary of Contents for zapco ST-2X SQ
- Page 1 ST-2X/4X/6X SQ Owner’s Manual Before operating the unit, please read this manual throughly and retain it for future reference.
- Page 2 (Knowledge from doing) There is absolutely no substitute for experience; that is a simple fact of life. Another simple fact is that ZAPCO has, for over forty years, been the leader in defining quality standards for the car audio industry.
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Page 3: Table Of Contents
Wire size ....................6 Mounting your Studio-X SQ amplifier ............. 7 Inputs and Controls ..................8 ST-2X SQ Input Ends ................8 ST-4X SQ Input Ends ................9 ST-6X SQ Input Ends ................10 Speaker Wiring of the Studio-X SQ Amplifiers ..........11 ST-2X SQ Speaker Wiring ................ -
Page 4: A New Level Of Sound Quality
The challenge then, was to put Zapco's 40 plus years of experience to use in the development of an amplifier that would bring Zapco sound a line of products for every-day use and that everyone could afford. And the studio line is just that amplifier. -
Page 5: The Studio-X Sq Amplifiers
Tiffany style Panel Mount RCA SQ Upgrades: Op-amps, Caps, Etc. Main features of the Studio-X SQ amplifiers • Full Range, Class A/B • ST-2X SQ Dimensions: • SQ Upgrades: Op-amps, Caps, Etc. Chassis 160(W) x 52(H) x 154(L) • Tiffany style Panel Mount RCA Overall 160(W) x 52(H) x 180(L) •... -
Page 6: Before You Start Your Installation
Before you start your installation ZAPCO highly recommends that a fuse or circuit breaker be placed within 18" of the battery. Although you will add a fuse or fuse block near the amplifier it is still a possibility that a pinched power wire between the component fuse and the battery could result in a short, or even a fire. -
Page 7: Planning Your Power Connections
Planning your power connections The power end plates of the Zapco ST-X SQ amplifiers carry the power connections and the speaker connections and vary somewhat by the number of channels. For example, the power end of the ST-4X SQ below has (of course) speaker connections for four channels. -
Page 8: Wire Size
Some words about Power and Ground Note: The second most common cause of underperforming amplifiers is insufficient power current or a pour power connection. The most common cause of underperforming amplifiers is insufficient ground current or a bad ground connection. 12-volt current: Battery Power works only if it travels in a complete circuit from the battery positive terminal to the battery negative terminal. -
Page 9: Mounting Your Studio-X Sq Amplifier
Mounting your ST-X SQ amplifier Mounting your Zapco amplifier is easy. Just keep in mind a few guidelines: • The amplifier can be mounted in any direction, on wood, metal, or carpet •... -
Page 10: Inputs And Controls
ST-2X SQ Input/Controls Ends The Input ends of the ST-X SQ amplifiers is where you find the signal input connectors,the pass through outputs, the crossover controls, bass boost control. For High Level (speaker level) you also find the port for the input plug and auto-on switch. -
Page 11: St-4X Sq Input Ends
ST-4X SQ Input/Controls Ends The ST-4X SQ has similar functions as the ST-2X SQ but the 4 channel layout puts the controls in different positions. 1• Green power-on LED and red protect LED 9• Front channels RCA inputs 2• Rear High Pass frequency control 10•... -
Page 12: St-6X Sq Input Ends
4• Ch.1/2 High Pass frequency control 12• Ch.1/4 speaker level input plug for OEM 5• Ch.3/4 variable gain control hookup (See #10 of ST-2X SQ)* 6• Ch.3/4 crossover function switch for high 13• 2/4/6 Ch. input mode selector 14• Remote control port pass, full range, or low pass/band pass 7•... -
Page 13: Speaker Wiring Of The Studio-X Sq Amplifiers
(Ch1) positive and the right channel (Ch2) negative, as indicated on the chassis by the speaker terminals ST-2X SQ Speaker Wiring 2Ch Stereo Mode A simple 2 speaker hookup for a right and left stereo pair. - Page 14 3Ch Mode It is possible to run the 2Ch amps in “3-Channel” mode by running a pair of speakers for the mids and highs on left and right channels, and at the same time run a woofer bridged between the L+ and R- terminals as shown. However, since each channel will see 1/2 the impedance of the woofer you must use a woofer of no less than 4Ω.
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Page 15: St-4X Sq Speaker Wiring
ST-4X SQ Speaker Wiring 4Ch Mode All speakers 2Ω Min If using coaxial speakers, consider using the HP filters at the lowest setting to keep deep bass from damaging the speakers as a crossover and maintain correct. High Power 2Ch Mode Similar to bridging a stereo amp to a mono woofer, you can use the 4-Ch amp in a dual mono mode to create (in this case) a stereo amp with 190 watts RMS/ch. - Page 16 2-way Active System Using the built-in active crossovers of the ST-4X SQ, you can easily create an active 2-way system with mid/highs on the front channels and bass on the rear channels. Below is an active system with a bridged subwoofer on the rear channels. Highs 2Ω...
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Page 17: St-6X Sq Speaker Wiring
ST-6X SQ Speaker Wiring 2-way Active System Below is a 2-way active system with a high power front stage. It gives 300 watts for each left and right front speaker plus 300 watts for the woofer or a high power center channel. - Page 18 2Ω / 4Ω 4Ω / 8Ω 2Ω / 4Ω 6Ch System Below is a standard six speaker hookup for 3 pairs of right and left stereo speakers Since each channel has one speaker so each speaker can be 2Ω Minimum. Note the basics of speaker hookup and assure that + and - are connected correctly.
- Page 19 Modesto, California USA Since 1974 zapco.com...
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