{"id":3259,"date":"2023-10-17T20:05:38","date_gmt":"2023-10-17T23:05:38","guid":{"rendered":"https:\/\/hificlub.com.br\/loja2\/produto\/audio-research-sp11-preamp-c-phono-mm-mc\/"},"modified":"2024-10-07T17:06:43","modified_gmt":"2024-10-07T20:06:43","slug":"audio-research-sp11-preamp-c-phono-mm-mc","status":"publish","type":"product","link":"https:\/\/hificlub.com.br\/loja\/produto\/audio-research-sp11-preamp-c-phono-mm-mc\/","title":{"rendered":"AUDIO RESEARCH SP11 Preamp c\/ Phono MM MC"},"content":{"rendered":"\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Frequency response<\/th>\nHigh level input: \u00b11dB 0.2Hz to 100kHz. -3dB below 0.1Hz and above 100kHz.<\/td>\n<\/tr>\n
<\/th>\nPhono input: \u00b1.2dB of RIAA 10Hz to 40kHz. \u00b11dB of RIAA 1.0Hz to 100kHz.<\/td>\n<\/tr>\n
Distortion (THD)<\/th>\nHarmonic distortion: Less than .005% at 2V RMS output, 5Hz to 20kHz (Typically less than .001% at midband, phono or line input)<\/td>\n<\/tr>\n
<\/th>\nIntermodulation distortion: Less than .003% at 2V RMS output<\/td>\n<\/tr>\n
Noise & hum<\/th>\nIHF weighted, shorted input:<\/td>\n<\/tr>\n
<\/th>\nOutput (Gain down): 6\u00b5V (110dB below rated output)<\/td>\n<\/tr>\n
<\/th>\nInput (High level): 3\u00b5V equivalent input (110dB below 1V input)<\/td>\n<\/tr>\n
<\/th>\nPhono: 0.15\u00b5V equivalent input (76dB below 1mV input)<\/td>\n<\/tr>\n
Gain<\/th>\nAt 1kHz, bypass mode:<\/td>\n<\/tr>\n
<\/th>\nPhono input to tape output: 46dB (0.2V output from 1mV input)<\/td>\n<\/tr>\n
<\/th>\nPhono input to main output: 75dB (0.175mV input for 1V output)<\/td>\n<\/tr>\n
<\/th>\nHigh level input to main output: 29dB (36mV input for 1V output)<\/td>\n<\/tr>\n
Input impedance<\/th>\nPhono: Front panel selectable 47K, 100, 30, 10, 3 ohms. Phono input capacitance: 150 pF at 10kHz.<\/td>\n<\/tr>\n
<\/th>\nHigh level: 20Kohms or higher, depending on switch functions<\/td>\n<\/tr>\n
Output impedance<\/th>\n250 ohms main, direct, inverted outputs. 500 ohms tape output. Recommended load 60Kohms and 100pF (20Kohms minimum, 1000pF maximum)<\/td>\n<\/tr>\n
Output polarity<\/th>\nTape outputs, direct output: Non-inverting<\/td>\n<\/tr>\n
<\/th>\nInvert output: Inverting<\/td>\n<\/tr>\n
<\/th>\nMain outputs (2): Selectable non-inverting or inverting. All outputs may be used simultaneously.<\/td>\n<\/tr>\n
Maximum inputs<\/th>\nPhono: 350 mV RMS at 1kHz, 1200 mV RMS at 10kHz (0.1 second maximum duration, 6dB less if continuous.<\/td>\n<\/tr>\n
<\/th>\nHigh level: 25V RMS<\/td>\n<\/tr>\n
Rated outputs<\/th>\n2V RMS 1Hz to 100kHz main, direct, inverted outputs. (Maximum 80V RMS at 0.2% THD at 1kHz into 60kOhm load with 2.85V RMS high level input).<\/td>\n<\/tr>\n
Power supplies<\/th>\n<\/td>\n<\/tr>\n
Tube complement<\/th>\n(6) 6DJ8\/ECC88<\/td>\n<\/tr>\n
Power requirements<\/th>\n95-135VAC 60Hz, 190-270VAC 50\/60Hz, 130 Watts maximum<\/td>\n<\/tr>\n
Other<\/th>\nFilter: 25Hz Hi-pass phono subsonic 6dB\/octave rolloff (to eliminate ringing) with transition to 12dB\/octave at 10Hz. Front panel switchable phono only.<\/td>\n<\/tr>\n
Dimensions<\/th>\n19″ (48 cm) W x 5.25″ (13.4 cm) H x 10.25″ (26 cm) D (each unit). Handles extend 1 5\/8″ (4.1 cm) forward of panel. Interconnect cable extends 4″ behind rear of chassis.<\/td>\n<\/tr>\n
Weight<\/th>\nSP-11: Net 14 lbs. (6.4 kg); Shipping 23 lbs. (10.5 kg)<\/td>\n<\/tr>\n
<\/th>\nSP-11PS: Net 15 lbs. (6.8 kg); Shipping 23 lbs. (10.5 kg)<\/td>\n<\/tr>\n
<\/th>\nTotal: Net 29 lbs. (13.2 kg); Shipping 46 lbs. (21.0 kg)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

Frequency response High level input: \u00b11dB 0.2Hz to 100kHz. -3dB below 0.1Hz and above 100kHz. Phono input: \u00b1.2dB of RIAA 10Hz to 40kHz. \u00b11dB of RIAA 1.0Hz to 100kHz. Distortion (THD) Harmonic distortion: Less than .005% at 2V RMS output, 5Hz to 20kHz (Typically less than .001% at midband, phono or line input) Intermodulation distortion: […]<\/p>\n","protected":false},"featured_media":3256,"template":"","meta":{"_acf_changed":false},"product_brand":[],"product_cat":[29,38,26],"product_tag":[],"class_list":{"0":"post-3259","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-audio-research","7":"product_cat-pre-amplificador","8":"product_cat-vintage","10":"first","11":"instock","12":"sold-individually","13":"shipping-taxable","14":"purchasable","15":"product-type-simple"},"acf":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/hificlub.com.br\/loja\/wp-json\/wp\/v2\/product\/3259","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hificlub.com.br\/loja\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/hificlub.com.br\/loja\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/hificlub.com.br\/loja\/wp-json\/wp\/v2\/media\/3256"}],"wp:attachment":[{"href":"https:\/\/hificlub.com.br\/loja\/wp-json\/wp\/v2\/media?parent=3259"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/hificlub.com.br\/loja\/wp-json\/wp\/v2\/product_brand?post=3259"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/hificlub.com.br\/loja\/wp-json\/wp\/v2\/product_cat?post=3259"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/hificlub.com.br\/loja\/wp-json\/wp\/v2\/product_tag?post=3259"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}