ReviewsPower System State Estimation Book

Rockville RPG15BT V2 15 Powered 1000W DJ PA Speaker w/Bluetooth + Remote + Wireless Link to Additional Speaker

  • Features: Rockville RPG15 15" Active/Powered 1,000 Watts DJ/PA Speaker System. 250-Watt RMS / 500 Watts Program Power / 1000 Watts Peak. High power....
  • High-power 2-way pro sound reinforcement speaker system for live sound and playback applications. Compact and light weight system delivers distortion....
  • Built-in bass and treble equalization processor for ultimate system control and speaker protection. State-of-the-art 1.35'' Japanese made pure....
  • Ultra-low noise Mic / Line input via XLR & 1/4-inch stereo jacks with volume control. Line RCA and XLR input with separate Gain adjustment. Additional....
  • Tilts on its side for use as a floor monitor with included brackets. Ergonomically shaped handle for easy carrying and setup. High-quality components....
Check Stock

HiLetgo VOT-8 Voltmeter Kit Voltage Meter Electronic Production Suite DIY Kit for Student Electronic Exercise

  • A good exercise for students in electronic production.
  • VOT-8 voltmeter kit by the key switch control in two-wire system or in the three-wire state work..
  • Two-wire system (measured voltage is VOT-8 power supply), the measurement range of 3.5 to 25..
  • Three-wire system (a set of 3.5 ~ 25V voltage for the VOT-8 power supply), the measurement range of 0 ~ 30V..
Check Stock

Back UPS Battery Backup Intelligent LCD Battery Backup and Surge Protector,Uninterruptible Power Supply,Battery Backup for Computer SK425

  • ...means that the UPS is in on-load state.As long as you touch the on key lightly to turn off the sound,the display screen will display silent state.When the battery is about to run out,the UPS will continuously emit the beeping alarm until the power off..
  • ★Free management software:The software can realize unattended system shutdown and power management..
Check Stock

Rockville RPG12 12\ Powered Active 800 Watt 2-Way DJ PA Speaker System

  • Rockville RPG12 12" Active/powered 800 Watts DJ/PA speaker System. 200-Watt RMS/ 400 watts Program power/ 800 Watts Peak.
  • High power long-throw 12'' Woofer with 2.5&Quot.
  • aluminum voice coil provides incredibly deep bass and acoustic power. Frequency response: 40Hz-20kHz. Maximum SPL @1W/1M: 125dB peak/ 122dB continuous.
  • High-power 2-way Pro sound reinforcement speaker system for live sound and playback applications. Compact and light weight system delivers distortion free sound even at extreme SPL.
  • Linear Class AB amplifier technology: High power, transparent sonic performance. Internal switch-mode power supply for low distortion audio with superior transient response.
  • Built-in bass and Treble equalization processor for ultimate system control and speaker protection. State-of-the-art 1.35'' Japanese made pure titanium-diaphragm compression driver for crystal clear high-frequency reproduction.
  • Ultra-wide dispersion, 40° large-format horizontal wave guide horn molded directly into cabinet. Ultra-low noise mic/ line input via XLR & 1/4-inch stereo jacks with volume control.
  • Flyable and stand mounting with 35-mm pole socket. Tilts on its side for use as a floor monitor with included brackets. Ergonomically shaped handle for easy carrying and setup.
Check Stock

Rockville RPG152K 15\ Powered Speakers w/Bluetooth+Dual UHF Wireless Mics+Stands

  • Rockville RPG12 12" Active/powered 800 Watts DJ/PA speaker System. 200-Watt RMS/ 400 watts Program power/ 800 Watts Peak.
  • High power long-throw 12'' Woofer with 2.5&Quot.
  • aluminum voice coil provides incredibly deep bass and acoustic power. Frequency response: 40Hz-20kHz. Maximum SPL @1W/1M: 125dB peak/ 122dB continuous.
  • High-power 2-way Pro sound reinforcement speaker system for live sound and playback applications. Compact and light weight system delivers distortion free sound even at extreme SPL.
  • Linear Class AB amplifier technology: High power, transparent sonic performance. Internal switch-mode power supply for low distortion audio with superior transient response.
  • Built-in bass and Treble equalization processor for ultimate system control and speaker protection. State-of-the-art 1.35'' Japanese made pure titanium-diaphragm compression driver for crystal clear high-frequency reproduction.
  • Ultra-wide dispersion, 40° large-format horizontal wave guide horn molded directly into cabinet. Ultra-low noise mic/ line input via XLR & 1/4-inch stereo jacks with volume control.
  • Flyable and stand mounting with 35-mm pole socket. Tilts on its side for use as a floor monitor with included brackets. Ergonomically shaped handle for easy carrying and setup.
Check Stock

Pair Rockville Power Gig RPG8 8\ Powered Active 800 Watt 2 -Way DJ PA Speakers

  • Features: Rockville RPG8 8" Active/Powered 400 Watts DJ PA Speaker System. 100-Watt RMS / 200 Watts Program Power / 400 Watts Peak. High power long-throw 8'' woofer with 2" aluminum voice coil provides incredibly deep bass and acoustic power. Frequency Response: 50Hz-20KHz. Maximum SPL @1w/1m: 119dB peak / 116dB continuous.
  • High-power 2-way pro sound reinforcement speaker system for live sound and playback applications. Compact and light weight system delivers distortion free sound even at extreme SPL. Linear Class AB amplifier technology: high power, transparent sonic performance. Internal switch-mode power supply for low distortion audio with superior transient response.
  • Built-in bass and treble equalization processor for ultimate system control and speaker protection. State-of-the-art 1.35'' Japanese made pure titanium-diaphragm compression driver for crystal clear high-frequency reproduction. Ultra-wide dispersion, 40 large-format horizontal wave guide horn molded directly into cabinet.
  • Ultra-low noise Mic / Line input via XLR & 1/4-inch stereo jacks with volume control. Line RCA and XLR input with separate Gain adjustment. Additional balanced line output via ¼” for linking of additional speaker systems. Versatile trapezoidal enclosure design all....
Check Stock

Universal Charger 60W Power Adapter T-Tip Mac Pro Charger Compatible with 13 Inch Mac Book Pro Charger Laptop Models After Late 2012

  • 60W Power Adapter:powers your laptop while system is off, on or in sleep mode. Also charges without the battery present for added convenience..
  • Fully Compatible for Mac Book Pro (Retina display, 13-inch, Early 2015).
  • Mac Book Pro (Retina display, 13-inch, Mid-2014).
  • Features a magnetic connector that ensures your power cable will disconnect harmlessly if it experiences undue strain and helps prevent fraying or....
  • Advanced Safety Mac book Charger manufactured with the highest quality materials,Built-in heat sink and include multiple smart features safeguarding....
  • Universal Wattage Charger:Our 60W charger fully Compatible with mac book pro retina 13-inch and Mac Book air after Late 2012, including models that....
Check Stock

Pair Rockville Power Gig RPG10 10\ Powered Active 1200 Watt 2-Way DJ PA Speakers

  • Features: Rockville RPG10 10" Active/Powered 600 Watts DJ/PA Speaker System. 150-Watt RMS / 300 Watts Program Power / 600 Watts Peak. High power long-throw 10'' woofer with 2" aluminum voice coil provides incredibly deep bass and acoustic power. Frequency Response: 45Hz-20KHz. Maximum SPL @1w/1m: 122dB peak / 119dB continuous.
  • High-power 2-way pro sound reinforcement speaker system for live sound and playback applications. Compact and light weight system delivers distortion free sound even at extreme SPL. Linear Class AB amplifier technology: high power, transparent sonic performance. Internal switch-mode power supply for low distortion audio with superior transient response.
  • Built-in bass and treble equalization processor for ultimate system control and speaker protection. State-of-the-art 1.35'' Japanese made pure titanium-diaphragm compression driver for crystal clear high-frequency reproduction. Ultra-wide dispersion, 40 large-format horizontal wave guide horn molded directly into cabinet.
  • Ultra-low noise Mic / Line input via XLR & 1/4-inch stereo jacks with volume control. Line RCA and XLR input with separate Gain adjustment. Additional balanced line output via XLR for linking of additional speaker systems. Versatile trapezoidal enclosure design al....
Check Stock

SKE Battery Backup and Surge Protector 1250VA/720W UPS System Intelligent LCD 8 Outlets Uninterruptible Power Supply Units for Computer,AVR,Mini-Tower(SK1250)

  • Protect your work and life:Protect desktop computers,workstations,networking devices,and home entertainment devices with analog sine wave outputs. Automatic voltage regulation AVR can prolong battery life by correcting small power fluctuations without switching the battery power supply..
  • 6 NEMA 5-15R sockets:6 battery backup and surge protection sockets,2 surge protection sockets..
  • Multi-functional intelligent LCD:Displays real-time detailed information about battery and power condition,including input voltage,output voltage, battery capacity,load capacity,etc.
  • Intimate design:LCD background light automatically extinguish the screen,turn on 30 seconds under the state of mains power automatically extinguish the screen,touch the switch,the backlight will automatically turn on.
  • One key to eliminate the power off alarm sound,battery power state,tap the key,the screen will display the muffler sign,can eliminate the didi alarm sound after power off..
  • Free management software:The software can realize unattended system shutdown and power management..
Check Stock

Rockville Powered 8" Pro Karaoke Machine/System 4 ipad/iphone/Android/Laptop/TV

  • Package Includes: (1) Rockville RPG8 8" Powered Active 400 Watt 2-Way DJ PA Speaker System. (1) Rockville RWM1203VH VHF Wireless Dual HandHeld Microphone System/Digital Display. (1) Rockville RCDR10B 10' Dual RCA to Dual RCA Pro Audio Cable 100% Copper. (1) Rockville RNRMR10 10' 3.5mm 1/8" TRS to Dual RCA Cable.
  • Rockville RPG8 8" Active/Powered 400 Watts DJ PA Speaker System. 100-Watt RMS / 200 Watts Program Power / 400 Watts Peak. High power long-throw 8'' woofer with 2" aluminum voice coil provides incredibly deep bass and acoustic power. Frequency Response: 50Hz-20KHz. Maximum SPL @1w/1m: 119dB peak / 116dB continuous. High-power 2-way pro sound reinforcement speaker system for live sound and playback applications..
  • Compact and light weight system delivers distortion free sound even at extreme SPL. Linear Class AB amplifier technology: high power, transparent sonic performance. Internal switch-mode power supply for low distortion audio with superior transient response. Built-in bass and treble equalization processor for ultimate system control and speaker protection. State-of-the-art 1.35'' Japanese made pure titanium-diaphragm compression driver for crystal clear high-frequency reproduction..
  • Rockville RCDR10B Black Dual Mono Right Angle RCA to Stra....
Check Stock

Primary Arms GLx 2X Prism with ACSS Gemini 9mm Reticle Daylight Bright™

  • Patented ACSS Gemini 9mm reticle provides fast target acquisition, range estimation, and moving target for pistol caliber carbines.
  • Wide 42-foot field of view at 100 yards, Forgiving eye box with 3.5” of eye relief, and a bright 12mm exit pupil.
  • 1/4 MOA click adjustments with capped turrets, Quick adjust diopter ring for shooter-optimized reticle focus.
  • Full reticle illumination with 11 power settings from DAYLIGHT BRIGHT to night vision.
  • Glass etched reticle that works with illumination on or off.
Check Stock