Reviews Hf Amplifier- BestItemr.com

Roland KC-80 3 Channel Mixing Keyboard Amplifier, 50-Watt

Bi-amped 600-Watt 4-channel PA System / Keyboard Amplifier.
True bi-amping amplifier design delivers dedicated power for LF and HF drivers.
Revolutionary Class-D amplifier technology: enormous power, incredible sonic performance and light weight.
World-famous, British engineered 12'' TURBOSOUND speaker and 1'' driver.
Ultra-high quality KLARK TEKNIK FX processor with 100 presets including reverb, chorus, flanger, delay, pitch shifter and various multi-effects.

...Kevlar low-frequency transducer. 1-inch (25 mm), ultra-low-mass, silk-dome, high-frequency transducer. Rear-firing acoustic port for superior bass-frequency reproduction. Optimized, resonance-suppressing internal bracing. High- and low-frequency tuning controls. Front-panel Volume control for speakers and headphone amplifier..
50 watt (25W/side), Class AB bi-amplification. RF interference, output current limiting, over-temperature, transient, and subsonic protection. Amplifier “soft start” feature eliminates popping on power-up. Internal power supply with IEC connector. Power switch with on/off LED. Balanced ¼-inch TRS, unbalanced 1/8-inch stereo, and RCA inputs. Integrated stereo headphone amplifier with front-panel 1/8-inch output. Protection: . RF Interference. Output-Current Limiting. Over-Temperature. Turn-On/Off.
Specifications: Inputs: (1) Stereo 1/8" , (2) Balanced 1/4" TRS, (2) Unbalanced RCA . Frequency Response: 80 Hz - 20 kHz. Crossover Frequency: 2. 8 kHz. Amplifier Power: 25W/Speaker. LF Driver: 3. 5" Kevlar. HF Driver: 1" Silk Dome. Peak SPL (@ 1 Meter): 100 dB. Input Impedance: 10k Ohms. Volume Range: A-Type Taper. MF Control: Variable (-6 to +6 dB, center 100 Hz). HF Control: Variable (-6 to +6 dB, center 10 kHz)..

The Basement Watchdog Emergency BWE1000 BWE 1000 Gallons Per Hour Battery Back Up Sump Pump System.
Puritan Bennett Renaissance II PB-700 Spirometry System.
Amplifier System TV Direct 100 200 95 TV100 TV200 TV95.
Compatible with: Sennheiser NT2-3 FW7661/12 NT23 NT2-3US NT23US Audio EW122 G3 EW122G2 EW122G3.
SENNHEISER WW120300-10N NT 2-1 120 NT21 WW12030010N NT2-1120 NT21120.
Sennheiser ew135G3 EW135-G3 EW135G3-A-US Handheld Wireless Microphone System SEEW100EN3A EW100ENGG3A EW100 ENG G3 A EW100ENGG3-A.
Sennheiser NG 1081-120 1081120 Art No. 72126 EL NG 1031-120 1031120 Art. Nr. 04363 BFR 1051 / EM 1031 U True Diversity UHF Wireless Mic Receiver.
Compatible with: Behringer CMD Studio 4A DJ Controller / MIDI and Audio Interface.
Behringer Powerplay 16 P16-M P16M Power Play Digital Personal Monitor Mixer.
Behringer HA400 Micro AMP MicroAMP 4-Channel Stereo Headphone Amplifier.
Behringer MicroMON MA400 Stereo Ultra-Compact Monitor Headphone Amplifier Amp, MICROMIX MX400 4-Channel Mixer Sound Amplifier Music Audio.
Behringer Model U120015D11 U120015011 ITEM NO: PSU-MICRO-UL-01 PSU-MICRO-UL-O1 PSUMIC....

hf power amplifier，for QRP transceiver， Improve signal。Can be used both as a base and mobileunit,Extremely Small Compact and lightweight ， Full integration with the FT-817 using the supplied interface cable, The amplifier incorporates various protection circuits such as high VOLTAGE，front mounted LED display..
This amplifier can be successfully used with other QRP rigs such as the ICOM IC-703(and Elecraft KX3)..
YAESU FT-817ND Quick operating manual: 1. Connect power cord to DC power supplier, Red to "+", Black to" -" 2. Connect ACC cable to FT-817 ACC and amp 3. Adjustment “BAND ADJ” button， Select the band..
4. Connect antenna to amp "ANT" and "input" from FT-817 antenna out. Notice! The antenna you used that should well tuned, the SWR should less than 1:1.5 5. Open the power on both power supplier and AMP. The power indicate on. 6. Power on FT-817, the band indicate on Amp shoule be on..
7. Press PTT, the TX indicate on Amp should be on.Notice! If working on FM or SSTV for long operating time, should lower the output power on FT-817, say 2.5W or 1W..

Ideal for small-sized venues and rooms (audiences of 75–100).
Packs up into a single portable unit that weighs less than 30lb.
Lightweight class D amplifier produces 2 x 150 watts of stereo power.
Dual 2-way speakers with 6" Woofers and 1" Hf drivers.
Removable 6-channel mixer with digital effects and USB wireless port for use with Samson xpd USB digital wireless Systems (Sold separately).

Internal LNA amplifier and selectable attenuator.
Low frequency support from 50KHz covering LF, MF, HF, VHF and UHF up to 960Mhz.
New HELP and SET buttons to improve user interface and configuration selection with 2-clicks.
Ideal choice for HAM bands from 160meters to 33cm.
Wide band coverage to all popular sub-1Ghz bands, including FM, TV and DTV, ISM, RFID, GSM, etc..

15" Powered loudspeaker with 1100W Class-D power amplifier.
The DXR15mkII achieves class-leading SPL with stunning clarity throughout its frequency response range.
Newly equipped with 1. 75" Neodymium HF compression driver and high-output 15" Lf unit for vocal reproduction and outstanding bottom end.
Maximum 134dB SPL of power and wide frequency response range of 49hz-20khz.
Ultra-precise 48bit DSP processing for clear high-definition sound and built-in d-contour Intelligent dynamic control.

Electric Drum AMP -【Equipped with two speakers】35-Watt Drum Amplifier that with TWO Speakers(LF:8-inch woofer, HF:2.5-inch tweeter, Impedance: 4 ohms ) provides rich tone with intuitive controls.1/4"DI Out:Audio output port, which can be connected to other speakers through audio cable to provide audio input to other speakers..
Electric Drum AMP -【Unique-Design for Electronic Drums】Use for Electric Drum practice, street performance, karaoke with friends, band performance, outdoors playing.Frequency response ranges from 20 to 20KHZ.Musical instrument input which can be connected to 'electronic drum', 'keyboard', etc..
Electric Drum AMP -【Multi-function Wireless control button】High-Efficiency and Super Durability.Extremely versatile 2-channel Drum amplifier.two inputs with separate volume control for each channel.Controls: 2-Volume, Treble,Middle, Bass.AUX-Volume,Wireless audio connection..
Electric Drum AMP -【Two channels】Two 1/4" Instrument Input, 3-Band EQ, 1/8" Auxiliary Input Jack for Jam-Along with Media Player or CD, 1/8" Headphone Output Jack for Silent Practice.DI output port for external active speakers.Audio output port, which can be connected to other speakers through audio cable to provide audio input to other speakers..