{"id":7257,"date":"2026-08-25T02:01:22","date_gmt":"2026-08-25T00:01:22","guid":{"rendered":"https:\/\/soundsystems.proel.com\/prodotto\/tube100usb-tube-microphone-preamp-with-usb-output\/"},"modified":"2026-07-15T03:01:41","modified_gmt":"2026-07-15T01:01:41","slug":"tube100usb-tube-microphone-preamp-with-usb-output","status":"publish","type":"product","link":"https:\/\/soundsystems.proel.com\/en\/prodotto\/tube100usb-tube-microphone-preamp-with-usb-output\/","title":{"rendered":"TUBE microphone preamp with USB output"},"content":{"rendered":"\n\n\n\t<\/colgroup>\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\n\n\n\n\n
Microphone Input<\/strong><\/td>\n\u00a0<\/td>\n<\/tr>\n
Impedance<\/td>\n2.5 Kohm<\/td>\n<\/tr>\n
Sensitivity<\/td>\nfrom 0 to -60 dBu<\/td>\n<\/tr>\n
Connectors\u00a0<\/td>\nXLR-F (balanced)<\/td>\n<\/tr>\n
Instrument Input<\/strong><\/td>\n\u00a0<\/td>\n<\/tr>\n
Impedance<\/td>\n>1 Mohm<\/td>\n<\/tr>\n
Sensitivity<\/td>\nfrom +10 to -50 dBu<\/td>\n<\/tr>\n
Connector<\/td>\n1\/4″ jack (unbalanced)<\/td>\n<\/tr>\n
Insert<\/strong><\/td>\n\u00a0<\/td>\n<\/tr>\n
Impedance send<\/td>\n100 ohm<\/td>\n<\/tr>\n
Impedance return<\/td>\n10 Kohm<\/td>\n<\/tr>\n
Nominal out Level<\/td>\n0 dBu<\/td>\n<\/tr>\n
Connectors\u00a0<\/td>\n1\/4″ jack (unbalanced)<\/td>\n<\/tr>\n
Analog Output<\/strong><\/td>\n\u00a0<\/td>\n<\/tr>\n
Impedance<\/td>\n60 ohm<\/td>\n<\/tr>\n
Nominal out level<\/td>\n+4 dBu<\/td>\n<\/tr>\n
Maximum out level<\/td>\n+21 dBu<\/td>\n<\/tr>\n
Connectors\u00a0<\/td>\nXLR-M and 1\/4″ jack (balanced)<\/td>\n<\/tr>\n
USB Output<\/strong><\/td>\n\u00a0<\/td>\n<\/tr>\n
Type<\/td>\nUSB 1.1 and 2.0 (type B)<\/td>\n<\/tr>\n
Converter<\/td>\n16 bit<\/td>\n<\/tr>\n
Sampling rate<\/td>\n48 KHz<\/td>\n<\/tr>\n
System Performance\u00a0<\/strong><\/td>\n\u00a0<\/td>\n<\/tr>\n
Noise<\/td>\n< 95 dB unweighted<\/td>\n<\/tr>\n
Distortion (THD)<\/td>\n0.008 % (at 1 KHz +4 dBu)<\/td>\n<\/tr>\n
Frequency response\u00a0<\/td>\n20 Hz – 20 KHz (-0.5 dB)<\/td>\n<\/tr>\n
General\u00a0<\/strong><\/td>\n\u00a0<\/td>\n<\/tr>\n
Controls<\/td>\nMIC\/INSTR selector, INPUT GAIN, 48V, PHASE REV, LOW CUT, LOW CUT FREQUENCY, VOCAL EQ, SATURATION, LIMIT, ENHANCE, OUT LEVEL, REC MUTE, ON\/OFF switch<\/td>\n<\/tr>\n
Indicators<\/td>\nINPUT VU-METER, 48V, VU METER, USB, MUTE<\/td>\n<\/tr>\n
Supply<\/td>\n18 VAC 1000 mA (adapter included)<\/td>\n<\/tr>\n
Mains Supply Voltage<\/td>\n100-120 VAC or 220-240 VAC, 50-60 Hz<\/td>\n<\/tr>\n
Consumption<\/td>\n32 W<\/td>\n<\/tr>\n
Dimensions (W x H x D)\u00a0<\/td>\n200 x 56\u00a0 x 140 mm<\/td>\n<\/tr>\n
Weight<\/td>\n1,8 Kg<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

PROEL introduces in the STAGE GEAR family a Series of 8 new exciting models. The 100 Series includes a range of accessories and useful tools, ranging from D.I. Boxes and Headphone Amps to Signal Splitters, Tube Preamps and Power Supply Units, designed to complement audio systems in stage applications, recording studios and fixed installations. Hosted in a stylish extruded and stackable aluminum shells or in sturdy metal chassis, the 100 Series products are meant to deliver sound quality, versatility and stage-proof reliability in a very affordable package.<\/p>\n

    \n
  • 12AX7 tube preamp section for adding warmth to microphones and instruments<\/li>\n
  • Built-in low-noise +48V phantom power<\/li>\n
  • PHASE reverse switch, adjustable LO-CUT filter, VOCAL EQ, built-in LIMITER circuit<\/li>\n
  • Input and output GAIN controls plus SATURATION function<\/li>\n
  • Accurate dual LEVEL METER<\/li>\n
  • Microphone (XLR-F) and instrument (\u00bc\u201d JACK) inputs<\/li>\n
  • XLR-M and \u00bc\u201d JACK balanced outputs<\/li>\n
  • USB 1.1 compliant, compatible with Windows XP\/Vista\/7 and Mac OS 9.1 and newer<\/li>\n<\/ul>\n","protected":false},"featured_media":9361,"template":"","meta":{"_acf_changed":false},"product_brand":[],"product_cat":[244,481,69,70],"product_tag":[27],"class_list":["post-7257","product","type-product","status-publish","has-post-thumbnail","product_cat-100-series","product_cat-legacy-stage-gear","product_cat-sound-systems","product_cat-stage-gear","product_tag-legacy","first","instock","product-type-simple"],"acf":[],"yoast_head":"\nTUBE microphone preamp with USB output - Sound System PROEL<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/soundsystems.proel.com\/en\/prodotto\/tube100usb-tube-microphone-preamp-with-usb-output\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"TUBE microphone preamp with USB output - Sound System PROEL\" \/>\n<meta property=\"og:description\" content=\"PROEL introduces in the STAGE GEAR family a Series of 8 new exciting models. The 100 Series includes a range of accessories and useful tools, ranging from D.I. Boxes and Headphone Amps to Signal Splitters, Tube Preamps and Power Supply Units, designed to complement audio systems in stage applications, recording studios and fixed installations. Hosted in a stylish extruded and stackable aluminum shells or in sturdy metal chassis, the 100 Series products are meant to deliver sound quality, versatility and stage-proof reliability in a very affordable package. 12AX7 tube preamp section for adding warmth to microphones and instruments Built-in low-noise +48V phantom power PHASE reverse switch, adjustable LO-CUT filter, VOCAL EQ, built-in LIMITER circuit Input and output GAIN controls plus SATURATION function Accurate dual LEVEL METER Microphone (XLR-F) and instrument (\u00bc\u201d JACK) inputs XLR-M and \u00bc\u201d JACK balanced outputs USB 1.1 compliant, compatible with Windows XP\/Vista\/7 and Mac OS 9.1 and newer\" \/>\n<meta property=\"og:url\" content=\"https:\/\/soundsystems.proel.com\/en\/prodotto\/tube100usb-tube-microphone-preamp-with-usb-output\/\" \/>\n<meta property=\"og:site_name\" content=\"Sound System PROEL\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/proel\" \/>\n<meta property=\"og:image\" content=\"https:\/\/soundsystems.proel.com\/wp-content\/uploads\/2026\/02\/tmp_safe_15440febe2c3f839dc062f307797416a.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1200\" \/>\n\t<meta property=\"og:image:height\" content=\"1200\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/soundsystems.proel.com\\\/en\\\/prodotto\\\/tube100usb-tube-microphone-preamp-with-usb-output\\\/\",\"url\":\"https:\\\/\\\/soundsystems.proel.com\\\/en\\\/prodotto\\\/tube100usb-tube-microphone-preamp-with-usb-output\\\/\",\"name\":\"TUBE microphone preamp with USB output - 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