{"title":"Zapco ST-D Compact Series","description":"\u003ch3 style=\"text-align: center;\"\u003eThe Zapco ST-D Compact Series — small-footprint Class-D sound quality amplifiers that fit where space is tight: trucks, Jeeps, hot rods and factory-look installs. \u003cbr\u003eAuthorized Zapco dealer. Sold and professionally installed at Mediocre Customs in Cary, IL.\u003c\/h3\u003e","products":[{"product_id":"st-750d","title":"Zapco ST-750D Mono Class-D Compact Amplifier - Installed at Mediocre Customs, Cary IL","description":"\u003cp\u003e\u003cstrong\u003eInstalled at Mediocre Customs, Cary IL.\u003c\/strong\u003e We mount it, run power sized for it, and set gains with a meter at our shop in Cary, IL, so it makes its rated power without cooking your speakers.\u003c\/p\u003e\u003cp\u003eThe ST-D Compact Series are full range Class-D amplifiers with great sound and more crystal clear power in a reduced chassis of 12.4 cm width, with the Studio brushed aluminum finned design. \"Power and Performance in the smallest spaces.\"\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eType\u003c\/th\u003e\n\u003ctd\u003eMono Class-D\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ePower, 4Ω\u003c\/th\u003e\n\u003ctd\u003e1 x 400 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ePower, 2Ω\u003c\/th\u003e\n\u003ctd\u003e1 x 750 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eSignal stage\u003c\/th\u003e\n\u003ctd\u003eS\/N \u0026gt; 98 dB, THD \u0026lt; 0.1%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eFrequency response\u003c\/th\u003e\n\u003ctd\u003e10 Hz - 250 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eLow level in\/out\u003c\/th\u003e\n\u003ctd\u003e2 x RCA inputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eControls\u003c\/th\u003e\n\u003ctd\u003eLP filter, subsonic filter, 0-180° phase, 0\/12dB bass boost\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eDimensions (mm)\u003c\/th\u003e\n\u003ctd\u003e213 (242 overall) x 124 x 50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eGain\u003c\/th\u003e\n\u003ctd\u003eInput sensitivity 0.25 - 6 V (low), 0.6 - 15 V (high)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch2\u003eProfessional install at Mediocre Customs\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eAmp mounting on a rack, board or factory location\u003c\/li\u003e\n\u003cli\u003ePower and ground wire sized for the amp, fused at the battery\u003c\/li\u003e\n\u003cli\u003eSignal wiring from your radio or DSP\u003c\/li\u003e\n\u003cli\u003eGains set with a meter, crossovers set to your speakers\u003c\/li\u003e\n\u003cli\u003eCharging system check on high-power installs\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eTypical install time:\u003c\/strong\u003e 3–4 hours for the amp alone; plan a full day with speakers or subs\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eVehicles we do this in:\u003c\/strong\u003e Daily drivers, trucks, Jeeps, hot rods and competition builds.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBuy online, pick up and install in store.\u003c\/strong\u003e \u003ca href=\"\/pages\/contact\"\u003eMessage us\u003c\/a\u003e to discuss your build and book your install.\u003c\/p\u003e\u003ch2\u003eQuestions we get in the shop\u003c\/h2\u003e\u003ch3\u003eCan I buy it online and have you install it?\u003c\/h3\u003e\u003cp\u003eYes. Order here, pick in-store pickup, and we hold it for your install day. You can also buy it at the counter.\u003c\/p\u003e\u003ch3\u003eWill my stock alternator keep up?\u003c\/h3\u003e\u003cp\u003eOn bigger amps we check your charging system first and tell you if you need a Big 3 or more.\u003c\/p\u003e\u003ch3\u003eCan it work with my factory radio?\u003c\/h3\u003e\u003cp\u003eUsually, with a line output converter or a DSP with speaker-level inputs. We'll tell you what your vehicle needs.\u003c\/p\u003e\u003ch2\u003eWhy buy from Mediocre Customs\u003c\/h2\u003e\u003cp\u003eWe're an authorized Zapco dealer, and we install what we sell at our shop in Cary, IL. Everything is priced at MSRP. Order online for in-store pickup, or stop by the counter, and we'll get it installed and tuned right the first time. \u003ca href=\"\/pages\/contact\"\u003eQuestions about your build? Talk to us.\u003c\/a\u003e\u003c\/p\u003e","brand":"Zapco","offers":[{"title":"Default Title","offer_id":52182071410919,"sku":"ZS75D","price":299.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0792\/8093\/1047\/files\/0bf3d1_5a21cc52aa5b42599f2aa561140ac075_mv2.png?v=1793863173"},{"product_id":"st-105d-sq","title":"Zapco ST-105D 5-Channel Class-D Compact Amplifier - Installed at Mediocre Customs, Cary IL","description":"\u003cp\u003e\u003cstrong\u003eInstalled at Mediocre Customs, Cary IL.\u003c\/strong\u003e We mount it, run power sized for it, and set gains with a meter at our shop in Cary, IL, so it makes its rated power without cooking your speakers.\u003c\/p\u003e\u003cp\u003eThe ST-D Compact Series are full range Class-D amplifiers with great sound and more crystal clear power in a reduced chassis of 12.4 cm width, with the Studio brushed aluminum finned design. \"Power and Performance in the smallest spaces.\"\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eType\u003c\/th\u003e\n\u003ctd\u003e5-Ch. Class-D\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ePower, 4Ω\u003c\/th\u003e\n\u003ctd\u003e4 x 80 W + 1 x 200 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ePower, 2Ω\u003c\/th\u003e\n\u003ctd\u003e4 x 130 W + 1 x 300 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ePower, Bridged 4Ω\u003c\/th\u003e\n\u003ctd\u003e2 x 250 W + 1 x 300 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eSignal stage\u003c\/th\u003e\n\u003ctd\u003eS\/N \u0026gt; 90 dB, THD \u0026lt; 0.1%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eFrequency response\u003c\/th\u003e\n\u003ctd\u003e20 Hz - 20 KHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eLow level in\/out\u003c\/th\u003e\n\u003ctd\u003e4 x inputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eControls\u003c\/th\u003e\n\u003ctd\u003eHP-FULL-LP filter, 0\/12dB bass boost\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eGain\u003c\/th\u003e\n\u003ctd\u003eAdjustable, 0.38 - 13V (Ch.1-4), 0.21 - 9V (Ch.5)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eDimensions (mm)\u003c\/th\u003e\n\u003ctd\u003e262 x 124 x 50 (291 overall)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch2\u003eProfessional install at Mediocre Customs\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eAmp mounting on a rack, board or factory location\u003c\/li\u003e\n\u003cli\u003ePower and ground wire sized for the amp, fused at the battery\u003c\/li\u003e\n\u003cli\u003eSignal wiring from your radio or DSP\u003c\/li\u003e\n\u003cli\u003eGains set with a meter, crossovers set to your speakers\u003c\/li\u003e\n\u003cli\u003eCharging system check on high-power installs\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eTypical install time:\u003c\/strong\u003e 3–4 hours for the amp alone; plan a full day with speakers or subs\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eVehicles we do this in:\u003c\/strong\u003e Daily drivers, trucks, Jeeps, hot rods and competition builds.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBuy online, pick up and install in store.\u003c\/strong\u003e \u003ca href=\"\/pages\/contact\"\u003eMessage us\u003c\/a\u003e to discuss your build and book your install.\u003c\/p\u003e\u003ch2\u003eQuestions we get in the shop\u003c\/h2\u003e\u003ch3\u003eCan I buy it online and have you install it?\u003c\/h3\u003e\u003cp\u003eYes. Order here, pick in-store pickup, and we hold it for your install day. You can also buy it at the counter.\u003c\/p\u003e\u003ch3\u003eWill my stock alternator keep up?\u003c\/h3\u003e\u003cp\u003eOn bigger amps we check your charging system first and tell you if you need a Big 3 or more.\u003c\/p\u003e\u003ch3\u003eCan it work with my factory radio?\u003c\/h3\u003e\u003cp\u003eUsually, with a line output converter or a DSP with speaker-level inputs. We'll tell you what your vehicle needs.\u003c\/p\u003e\u003ch2\u003eWhy buy from Mediocre Customs\u003c\/h2\u003e\u003cp\u003eWe're an authorized Zapco dealer, and we install what we sell at our shop in Cary, IL. Everything is priced at MSRP. Order online for in-store pickup, or stop by the counter, and we'll get it installed and tuned right the first time. \u003ca href=\"\/pages\/contact\"\u003eQuestions about your build? Talk to us.\u003c\/a\u003e\u003c\/p\u003e","brand":"Zapco","offers":[{"title":"Default Title","offer_id":52182071509223,"sku":"ZA15D","price":449.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0792\/8093\/1047\/files\/0bf3d1_749efa2b89ae461fa1e1798af7a6c123_mv2_1.png?v=1793863175"},{"product_id":"st-104d-sq-iii","title":"Zapco ST-104D SQ III 4-Channel Class-D Compact Amplifier - Installed at Mediocre Customs, Cary IL","description":"\u003cp\u003e\u003cstrong\u003eInstalled at Mediocre Customs, Cary IL.\u003c\/strong\u003e We mount it, run power sized for it, and set gains with a meter at our shop in Cary, IL, so it makes its rated power without cooking your speakers.\u003c\/p\u003e\u003cp\u003eThe ST-D Compact Series are full range Class-D amplifiers with great sound and more crystal clear power in a reduced chassis of 12.4 cm width, with the Studio brushed aluminum finned design. \"Power and Performance in the smallest spaces.\"\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eType\u003c\/th\u003e\n\u003ctd\u003e4-Ch. Class-D\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ePower, 4Ω\u003c\/th\u003e\n\u003ctd\u003e4 x 100 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ePower, 2Ω\u003c\/th\u003e\n\u003ctd\u003e4 x 150 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ePower, Bridged 4Ω\u003c\/th\u003e\n\u003ctd\u003e2 x 300 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eSignal stage\u003c\/th\u003e\n\u003ctd\u003eS\/N \u0026gt; 90 dB, THD \u0026lt; 0.1%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eFrequency response\u003c\/th\u003e\n\u003ctd\u003e15 Hz - 30 KHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eLow level in\/out\u003c\/th\u003e\n\u003ctd\u003e4 x RCA inputs; speaker level inputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eControls\u003c\/th\u003e\n\u003ctd\u003eHP-FULL-LP filter, 0\/12dB bass boost, 2\/4-Ch. input mode\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eGain\u003c\/th\u003e\n\u003ctd\u003eInput sensitivity 0.25 - 6 V (low), 0.6 - 15 V (high)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eDimensions (mm)\u003c\/th\u003e\n\u003ctd\u003e213 (242 overall) x 124 x 50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch2\u003eProfessional install at Mediocre Customs\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eAmp mounting on a rack, board or factory location\u003c\/li\u003e\n\u003cli\u003ePower and ground wire sized for the amp, fused at the battery\u003c\/li\u003e\n\u003cli\u003eSignal wiring from your radio or DSP\u003c\/li\u003e\n\u003cli\u003eGains set with a meter, crossovers set to your speakers\u003c\/li\u003e\n\u003cli\u003eCharging system check on high-power installs\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eTypical install time:\u003c\/strong\u003e 3–4 hours for the amp alone; plan a full day with speakers or subs\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eVehicles we do this in:\u003c\/strong\u003e Daily drivers, trucks, Jeeps, hot rods and competition builds.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBuy online, pick up and install in store.\u003c\/strong\u003e \u003ca href=\"\/pages\/contact\"\u003eMessage us\u003c\/a\u003e to discuss your build and book your install.\u003c\/p\u003e\u003ch2\u003eQuestions we get in the shop\u003c\/h2\u003e\u003ch3\u003eCan I buy it online and have you install it?\u003c\/h3\u003e\u003cp\u003eYes. Order here, pick in-store pickup, and we hold it for your install day. You can also buy it at the counter.\u003c\/p\u003e\u003ch3\u003eWill my stock alternator keep up?\u003c\/h3\u003e\u003cp\u003eOn bigger amps we check your charging system first and tell you if you need a Big 3 or more.\u003c\/p\u003e\u003ch3\u003eCan it work with my factory radio?\u003c\/h3\u003e\u003cp\u003eUsually, with a line output converter or a DSP with speaker-level inputs. We'll tell you what your vehicle needs.\u003c\/p\u003e\u003ch2\u003eWhy buy from Mediocre Customs\u003c\/h2\u003e\u003cp\u003eWe're an authorized Zapco dealer, and we install what we sell at our shop in Cary, IL. Everything is priced at MSRP. Order online for in-store pickup, or stop by the counter, and we'll get it installed and tuned right the first time. \u003ca href=\"\/pages\/contact\"\u003eQuestions about your build? Talk to us.\u003c\/a\u003e\u003c\/p\u003e","brand":"Zapco","offers":[{"title":"Default Title","offer_id":52182071705831,"sku":"ZS14D","price":299.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0792\/8093\/1047\/files\/ST104D_1.jpg?v=1793863175"},{"product_id":"st-204d-sq-iii","title":"Zapco ST-204D SQ III 4-Channel Class-D Sound Quality Amplifier - Installed at Mediocre Customs, Cary IL","description":"\u003cp\u003e\u003cstrong\u003eInstalled at Mediocre Customs, Cary IL.\u003c\/strong\u003e We mount it, run power sized for it, and set gains with a meter at our shop in Cary, IL, so it makes its rated power without cooking your speakers.\u003c\/p\u003e\u003cp\u003eThe ST-D Compact Series are full range Class-D amplifiers with great sound and more crystal clear power in a reduced chassis of 12.4 cm width, with the Studio brushed aluminum finned design. \"Power and Performance in the smallest spaces.\"\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eType\u003c\/th\u003e\n\u003ctd\u003e4-Ch. Class-D\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ePower, 4Ω\u003c\/th\u003e\n\u003ctd\u003e4 x 200 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ePower, 2Ω\u003c\/th\u003e\n\u003ctd\u003e4 x 290 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ePower, Bridged 4Ω\u003c\/th\u003e\n\u003ctd\u003e2 x 580 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eSignal stage\u003c\/th\u003e\n\u003ctd\u003eS\/N \u0026gt; 90 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eFrequency response\u003c\/th\u003e\n\u003ctd\u003e15 Hz - 30 KHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eLow level in\/out\u003c\/th\u003e\n\u003ctd\u003e4 x RCA in, 2 x RCA out\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eControls\u003c\/th\u003e\n\u003ctd\u003eHP-FULL-LP filter, 0\/12dB bass boost, 2\/4-Ch. input mode\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eGain\u003c\/th\u003e\n\u003ctd\u003eAdjustable, 1V - 4V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eDimensions (mm)\u003c\/th\u003e\n\u003ctd\u003eOverall 325 x 160 x 58\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch2\u003eProfessional install at Mediocre Customs\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eAmp mounting on a rack, board or factory location\u003c\/li\u003e\n\u003cli\u003ePower and ground wire sized for the amp, fused at the battery\u003c\/li\u003e\n\u003cli\u003eSignal wiring from your radio or DSP\u003c\/li\u003e\n\u003cli\u003eGains set with a meter, crossovers set to your speakers\u003c\/li\u003e\n\u003cli\u003eCharging system check on high-power installs\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eTypical install time:\u003c\/strong\u003e 3–4 hours for the amp alone; plan a full day with speakers or subs\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eVehicles we do this in:\u003c\/strong\u003e Daily drivers, trucks, Jeeps, hot rods and competition builds.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBuy online, pick up and install in store.\u003c\/strong\u003e \u003ca href=\"\/pages\/contact\"\u003eMessage us\u003c\/a\u003e to discuss your build and book your install.\u003c\/p\u003e\u003ch2\u003eQuestions we get in the shop\u003c\/h2\u003e\u003ch3\u003eCan I buy it online and have you install it?\u003c\/h3\u003e\u003cp\u003eYes. Order here, pick in-store pickup, and we hold it for your install day. You can also buy it at the counter.\u003c\/p\u003e\u003ch3\u003eWill my stock alternator keep up?\u003c\/h3\u003e\u003cp\u003eOn bigger amps we check your charging system first and tell you if you need a Big 3 or more.\u003c\/p\u003e\u003ch3\u003eCan it work with my factory radio?\u003c\/h3\u003e\u003cp\u003eUsually, with a line output converter or a DSP with speaker-level inputs. We'll tell you what your vehicle needs.\u003c\/p\u003e\u003ch2\u003eWhy buy from Mediocre Customs\u003c\/h2\u003e\u003cp\u003eWe're an authorized Zapco dealer, and we install what we sell at our shop in Cary, IL. Everything is priced at MSRP. Order online for in-store pickup, or stop by the counter, and we'll get it installed and tuned right the first time. \u003ca href=\"\/pages\/contact\"\u003eQuestions about your build? Talk to us.\u003c\/a\u003e\u003c\/p\u003e","brand":"Zapco","offers":[{"title":"Default Title","offer_id":52182071967975,"sku":"ZS243","price":699.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0792\/8093\/1047\/files\/ST204DSQIII_0.jpg?v=1793863180"}],"url":"https:\/\/www.mediocrecustoms.com\/collections\/zapco-st-d-compact-series.oembed","provider":"Mediocre Customs","version":"1.0","type":"link"}