Reviews Network Topology

1-30 MHZ Manual Antenna Tuner kit for HAM Radio QRP DIY Kit

  • This antenna tune kit comes with the standing wave directions..
  • Using a T-type topology network, shortwave 1-30MHz..
  • Can withstand the transmit power of 15W..
  • The tuning range of approximately 30-300 ohms..
  • Very convenient for QRP communication, to ensure high efficiency radio transceiver in communication, but also allows you to fully enjoy the fun of....
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The Night Orion Fell A Survival Story

  • Features – The 2 channel bass boost amplifier has features like - Frequency Response: 10HZ-30KHZ, Bass Boost, Remote Bass Knob, Gain Control, 2-way....
  • Class A/B – This Orion Cobalt multichannel subwoofer amplifier exhibits a Class A/B topology. In the presence of no audio signal, Class A Amplifier....
  • Quality - This Class A/B 2 channel amplifier exhibits quality frequency response rates and crossover network which places this amp at a prominent....
  • Power – This Class A/B 1500 Watt Amplifier has a power rating distribution as followed 2250 X 2 MAX @ 2 OHMS, 1125 X 2 MAX @ 4 OHMS. The dual....
  • Low/High Level Inputs – The multichannel subwoofer amplifier for car stereo speakers come with low/high level inputs. A low level (RCA) input is....
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APC Back-UPS Pro 1300VA UPS Battery Backup & Surge Protector (BR1300G)

  • 1300VA / 780W Battery Backup Uninterruptible Power Supply (UPS).
  • 10 Total Outlets: 5 Outlets provide UPS Power Backup and Surge Protection.
  • Automatic Voltage Regulation (AVR) maintains safe voltage conditions without using backup battery power. Topology-Line interactive.
  • When the power goes out, an APC battery backup with surge protection provides guaranteed power for computers, external hard-drives and other electronics, including your wireless router so you can maintain a network connection for your IoT devices when you need it most!.
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CyberPower CPS1500AVR Smart App LCD UPS System, 1500VA/900W, 8 Outlets, AVR, 2U Rack/Tower,Black

  • 1500VA/900W Battery Backup Uninterruptible Power Supply (UPS) System. This simulated sine wave UPS with line-interactive topology uses Automatic Voltage Regulation (AVR) to protect against undervoltages and overvoltages..
  • 8 BATTERY BACKUP & SURGE PROTECTED OUTLETS: (8) NEMA 5-15R Outlets. PLUG TYPE AND CORD:- NEMA 5-15P, 10 FT cord. Plug Style- Straight.
  • LED STATUS LIGHTS: Indicate battery status, AVR, Over loads and fault conditions. REMOTE MANAGEMENT: Requires optional RMCARD205.
  • Provides battery backup and surge protection for department servers, workgroup servers, workstations, network devices, and telecom installations without active PFC power supplies..
  • 3-YEAR WARRANTY – INCLUDING BATTERIES, $300,000 Connected Equipment Guarantee, FREE PowerPanel Business Edition Management Software (Download).
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HINYSENO Mini PCI-E Single Port SFP Ethernet 10/100/1000Mbps Gigabit LAN Card Network Interface Controller Card for Intel 210AS Chipset Full/Low Profile Bracket

  • 【Controller】 Intel 210AS, PCIe Bus Mini PCI Express, 1 x SFP.
  • Serializer-Deserializer (SerDes) to support 1000BASE-SX/LX (optical fiber - IEEE 802.3).
  • 【Bus type】miniPCI Express* 1.2 (2.5GT/s).
  • 【IEEE standard / Network topology】 1000BASE-SX / 1000BASE-LX (optical fiber - IEEE 802.3).
  • 1000SX Multi mode, 1000LX Single mode, 1000BX Single....
  • 【Operating System】Windows Server 2003 / Server 2008 / 2008 R2 / Server 2012 / 2012 R2 / 2016 R2.
  • Windows XP / Windows Vista / Windows 7 / Windows....
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Crown CTs 4200A Four-Channel Power Amplifier 180 watts per channel at 8 Ohms

  • High power-density, with four channels CTs 4200..
  • Selectable constant-voltage 70V100V or low-impedance 48 ohm operation for each channel pair..
  • FIT Fault Isolation Topology circuitry isolates faults within affected channels..
  • Proven Crown ABB Multi-Mode output topology..
  • Continuously-variable fans optimize cooling efficiency..
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JBL Pro JRX215 Passive DJ P/A Speaker Cabinet Bundle with Rockville RCTS1425 25 14 AWG 1/4 TS to Speakon Speaker Cable and Pair RVES1 Tripod PA Speaker Stands

  • Package Includes: (2) JBI Pro JRX215 15" 2000 Watt Professional Passive PA/DJ Speakers 8 Ohm JRX 215. (1) Pair of RockvilIe Tripod Speaker/Lighting....
  • JBI 2414H-C 25 mm (1 in) polymer diaphragm compression driver. Advanced network topology crossover design. High-voltage capacitors and inductors with....
  • Non-resonant, all-steel handles. 18-gauge hexagon perforated, steel grille Dual-angle pole-mount socket allows the speaker to tilt 10. Details: Power....
  • Maximum SPL: 129 dB. Nominal Dispersion : 90 x 50. Crossover Frequency : 2.2 kHz Dimensions (H x W x D) : 699 mm x 460 mm x 432 mm (27.5 in x 18.1 in....
  • Input Connectors : Parallel Neutrik Speakon NL-4 (x1).
  • .25in TS phone jack (x1). Grille : 18-gauge, powder-coated steel. Mounting & Suspension : 36....
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(2) JBL JRX225 Dual 15\ Professional 4000w Passive DJ/PA Speakers 4 Ohm JRX 225

  • Features: JBI JRX225 Dual 15" 2000 Watt Passive DJ/PA Speaker. Dual JBI low frequency drivers with a 64 mm (2.5 in) diameter edgewound ribbon voice coil for greater efficiency and power handling. JBI 2414H-C 25 mm (1 in) polymer diaphragm compression driver.
  • Advanced network topology crossover design. High-voltage capacitors and inductors with massive cores and heavy gauge wire. Progressive Transition high frequency waveguide. 19 mm (.75 in) MDF (Medium Density Fiberboard) enclosure.
  • SonicGuard protects the high frequency driver from excess power without interrupting the performance. Non-resonant, all-steel handles. 18-gauge hexagon perforated, steel grille Dual-angle pole-mount socket allows the speaker to tilt 10. Details: Power Rating : 500 W / 2000 W.
  • Frequency Range (-10 dB) : 42 Hz - 18 kHz. Frequency Response (3 dB) : 62 Hz - 13 kHz. Sensitivity (1w/1m) : 100 dB SPL. Nominal Impedance : 4 ohms. Recommended Amplifier Power : 500 W to 1000 W into 4 ohms. Maximum SPL : 133 dB. Nominal Dispersion : 90 x 50. Crossover Frequency : 2.2 kHz.
  • Dimensions (H x W x D) : 1092 mm x 464 mm x 432 mm (43 in x 18.3 in x 17 in). Weight : 42.6 kg (94 lb). High Frequency Driver : JBI 2414H-C , 1" exit compression driver mounted on Progressive Transition Waveguide. Low....
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JBL JRX212 12 DJ P/A Speaker Floor Wedge Monitor Bundle with Rockville RCTS1425 25 14 AWG 1/4 TS to Speakon Speaker Cable and Pair RVES1 Tripod PA Speaker Stands

  • Package Includes: (2) JBI Pro JRX212 12" 2000 Watt Professional Passive PA/DJ Speakers 8 Ohm JRX 212. (1) Pair of RockvilIe Tripod Speaker/Lighting....
  • JBI 2414H-C 25 mm (1 in) polymer diaphragm compression driver. Advanced network topology crossover design. High-voltage capacitors and inductors with....
  • Non-resonant, all-steel handles. 18-gauge hexagon perforated, steel grille Dual-angle pole-mount socket allows the speaker to tilt 10. Specifications:....
  • Maximum SPL : 128 dB. Nominal Dispersion : 90 x 50. Crossover Frequency : 2.1 kHz. Dimensions (H x W x D) : 584 mm x 399 mm x 325 mm (23 in x 15.7 in....
  • parallel. Grille : 18-gauge, powder-coated steel. Mounting & Suspension : 36 mm, dual-angle pole-mount socket. Features:....
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Orion Cobalt 4 Channel Amplifier – Class A/B Multichannel Amplifier 1750W RMS 3500W Max Car Electronics Car Audio Stereo Subwoofer 2 Ohm Stable Bass Boost MOSFET Amplifier for Car Speakers Sub Amp

  • Features – The 4 channel bass boost amplifier has features like - Frequency Response: 10HZ-30KHZ, Remote Bass Knob, 2-way protection, hi/low pass....
  • Class A/B – This multichannel subwoofer amplifier exhibits a Class A/B topology. In the presence of no audio signal, Class A Amplifier has a high....
  • Quality - This Class A/B 4 channel amplifier exhibits quality frequency response rates and crossover network which places this amp at a prominent....
  • Power – This Class A/B 2500 watt Amplifier has a power rating distribution as followed 875 X 4 MAX @ 2 OHMS. The 4 channel amplifier for car....
  • Low/High Level Inputs – The multichannel amplifier for car speakers come with low/high level inputs. A low level (RCA) input is measured in....
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