AUDIO AMPLIFIERS MIXERS AND VU METERS
Future Kit offers a range mono and stereo audio amplifier kits from a lowly 0.2 Watts per channel up to a mighty 100Watts RMS per channel. Mixers, preamplifiers, speaker protection and VU meters are also featured here.
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Here's Value
FK675 2W+2W Stereo Amplifier supplied with two 90mm x 50mm 8 Ohm 3W Speakers. Build a docking station for your MP3 or make up an external amplifier for your laptop. Maximum Power Output 2W per channel. Frequency Response 20Hz to 20kHz(-3dB). Volume control by trimmer that can be replaced by an external pot. SNR: 80dB (A weighted) PCB Size 56mmx48mm.
For teachers, please ask us about our new "Boom Box Project" kit and Teacher Resources.
Special Price for Christmas-New Year !
Note New Price inc GST. Add pack and post.
FK103 Wireless VU Meter This VU meter is designed to be portable for measurement of sound levels anywhere in the listening field. The FK103 receives audio signals via an inbuilt microphone and displays their sound level on highly efficient LEDs. The FK103 can also be used as a party talking piece when it is built into Robot or "Ghostbuster®" costumes as it follows the voice of the wearer or another guest. Substitute blue LEDs for dramatic effect.
Works from 9V-12V and draws just a few milliamps.
Unit Dimensions: 3.45" x 2.18" x 0.6"(incl. components) (88mm x 55.5mm x 15mm)
Recommended Housing: FB17
Price inc. GST. Add P & P
New Year Special Price !
PLEASE NOTE: KIT HAS GREEN AND RED LED'S IN REVERSE ORDER TO PICTURE SHOWN.
FK607 15Watt BLT Mono Audio Amplifier. This economical, compact, single IC amplifier can be constructed in 20 minutes or less so that it makes an ideal classroom project. Applications include audio output amplifiers for MP3, FM receivers, instumentation and easy listening amplifier for miniature radios and audio equipment.
Power Supply voltage: 12 VDC / more than 1A, Music power output : 15W into 4Ω, Signal/noise ratio : 80 dBA, Input sensitivity : 150mV / 200kΩ< Frequency response : 20Hz to 20kHz (-3dB)Gain : 30dB. max., Total harmonic distortion (THD) : 0.1% @ 1W, 4Ω< Overload and short-circuit protected, Dimensions : 60mm x 60mm x 38mm(inc heatsink).Price inc. GST. Add P & P
New Year Special Price !
FK608 BTL 15 W Stereo Amp Specification:Supply voltage : 12 VDC / more than 2A, Music power output : 2 x 15W / 4Ω, Signal/noise ratio : 80 dBA, Input sensitivity : 150mV / 200kΩ< Frequency response : 20Hz to 20kHz (-3dB)Gain : 30dB. max., Total harmonic distortion (THD) : 0.1% @ 1W, 4Ω< Overload and short-circuit protected, Dimension : 4.76 x 1.89 inches.Price inc. GST. Add P & P
New Year Special Price !
FK617 15W Mono Amp for Instruction Purposes
This is an ideal classroom project and will result in a useful amplifier for building into podiums, P.A. units or for guitar practice.
Supply voltage : 12VDC @ more than 1A, Power output : 15Wrms @ 4Ω (BTL), Total harmonic distortion (THD) : 0.1% @ 1W, 4Ω< Dimension : 4.10 x 2.31 inches.Price inc. GST. Add P & P
New Year Special Price !
FK626 Stereo Input Pre - Amp/Tone Control features twin amplifiers, treble and base controls. It will expand the functionality of general purpose stereo amplifiers. Students will gain practical experience with RC filtering in audio systems. Supply voltage: 6-15 VDC / 25 mA.max Maximum output : 3Vrms @ 12VDC supply
Maximum input : 3Vrms @ 12VDC supply, Gain (loss) : -2 dB.
Input impedance : 47kΩ, Frequency response : 20 Hz to 50kHz @ -3dB,
THD @ 1kHz : 0.1% @ 1V output. S/N ratio : 85 dB re. 1Vrms,
Bass boost/cut : 12 dB @ 50 Hz,Treble boost/cut : 12 dB @ 15 kHz,
Dimension : 4.74 x 1.39 inches. 4.74 x 1.39 inches. Price inc. GST. Add P & P
New Year Special Price !
100Watts RMS Per Channel of Pure Grunt !!!
FK 667 100 Watt per Channel Stereo Amplifier OCL This compact unit is for the serious hobbyist. Use it as a booster for your MP3 Player or attach it to your portable CD unit to hear the stuff you are missing. Features: Frequency Response 10Hz to 100KHz (+/- 1dB) OCL for protection, Sensitivity: 1Vrms into 20KOhms. Amplifier Class AB, Total Harmonic Distortion: 0.02% Power Requirement Dual 50VDC. PCB Size (x2) 148mmx61mm
Price inc GST. Add $13.80 P and P (Also available in Mono as FK 666 100 Watt P.A. Amplifier
New Year Special Price !
FK671 48W Sub Woofer Amplifier (Single Channel) Add bass OOOMPH to your system with this bass booster. Bandwidth frequency : 25 to 200 Hz, Input sensitivity : 1Vrms., Input impedance : 100K Output power : 48Wrms class AB @ 4 or 8Ω, Power supply +35V-0-35V Dimension : 4.53 x 2.48 inches. Price inc. GST. Add P & P
New Year Special Price !
FK673 1W Per Channel Stereo Amplifier. It's unlikely you'll ever build a simpler stereo amplifier. Powered from 3V to 12v, the FK673 can deliver up to 1 Watt per channel into 8 Ohm speakers. S/N ratio 70dB (A weighted) Sensitivity (1kHz/500mW) : 120mVeff) Dimensions 2.16 x 1.36 inches.Price inc. GST. Add P & P
New Year Special Price !
FK676 STEREO HEADPHONE AMPLIFIER KIT Here is a lightweight compact amplifier that can couple the low level output of MP3 players tuners and instruments to earphones for privacy and detailed audio interpretation. Applications include metal finders, radio beacon locators, language laboratories, cable checkers and private listening.
Power supply: 3V-12v (2 AA cells) @ 60mA max
Output capability: 1Watt +1Watt 8Ohm Speaker
Level adjustment: On board trimmer potentiometer
S/N Ratio: 70dB (A weighted)
Sensitivity: (1KHz 500mW): 120mV
Dimensions: 2.24" x 1.34"
Unit Price Inc. GST. Add Pack and Post
New Year Special Price !