This simple amplifier uses a valve as a pre-amplifier and a MOSFET in the output stage. The strong negative feedback makes the frequency response as flat as a pancake. In the prototype of the amplifier we’ve also tried a few alternative components.
For example, the BUZ11 can be replaced by an IRFZ34N and an ECC83 can [...]
Archive for the ‘diy’ Category
DIY Simple Hybrid Audio Amplifier Circuit ECC88 Tube with BUZ11 Mosfet Solid States
June 7th, 2010 
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Posted in amplifier, audio, diy, entertainment, gadgets, media player 
Tags: amplifier, audio, BUZ11, Circuit, diy, ECC88, Hybrid, MOSFET, Simple, Solid States, Tube, www 88 tùb com 
No Comments »Compro U680F DVB-T TV Tuner and Recorder with FM the World Smallest
June 5th, 2010 admin The Compro TV Tuner U680F DVB-T to be presented as the editor in the world smallest, as it provides not only a television picture, but also DAB and DAB + digital radio standard FM side.Really with the standard definition and HD TV, do keep in mind that this is not compatible with DVB-T2.
Otherwise, it comes [...]
Posted in HDTV, Television, Tuner, diy, entertainment, gadgets, media player, mobil Tags: Compro, DVB-T, FM, Recorder, TV Tuner, U680F, World Smallest No Comments »HTIB Shopping Tips and Guide About Price and Convenience
June 5th, 2010 admin Well, remember that HTiBs exist for two basic reasons. The first is cost; the other is convenience.
How Big is Your Room? In the same way you should consider the size of your room when it comes to picking the right screen size of your TV, you need to take into account the amount of available [...]
Posted in 3d, HDTV, Subwoofer, Television, Tuner, amplifier, audio, blu-ray, diy, entertainment, gadgets, hi-end, media player, speakers Tags: Convenience, Guide, HTIB, Price, Shopping, Tips No Comments »Runco CP-42HD and CP-52HD Outdoor LCD HDTV Luxury Lifestyle
June 5th, 2010 admin Runco has announced the addition of two new flat panel outdoor LCD displays to its Climate Portfolio weatherproof series: the 42-inch CP-42HD and 52-inch CP-52HD. Both HD displays offer legendary Runco video performance housed inside a sleek, weatherproof cabinet that is finished with the same clean, elegant look and style that distinguishes all Runco flat [...]
Posted in HDTV, Television, diy, entertainment, gadgets, hi-end, professional Tags: CP-42HD, CP-52HD, HDTV, LCD, LifeStyle, Luxury, Outdoor, Runco No Comments »DIY HI-FI High Power Amp 300 Watt MOSFET Power Amplifier Circuit 2SK1058 2SJ162
May 31st, 2010 admin The 300 watt MOSFET power amplifier 2SK1058 2SJ162 consists of two completely separate monaural amplifiers each channel has its own power supply, resulting in zero inter-channel cross talk, a common phenomenon in amplifiers sharing the same power supply. In order to obtain the full output high power each supply transformer should be rated at 40VAC [...]
Posted in amplifier, audio, diy, entertainment, gadgets, hi-end, professional Tags: 2SJ162, 2SK1058, 300 Watt, Amp, Circuit, diy, Hi-Fi, High Power, MOSFET, Power Amplifier No Comments »Bose 191 Virtually Invisible Speakers Paintable to Match Your Decor Design
May 31st, 2010 admin Stereo Everywhere technology and a “they’ve-thought-of-everything” design, the cool Bose 191 speakers flood your favorite room with classic Bose sound, without filling up your living area with bulky speakers and stands. They don’t call them Virtually Invisible for nothing.
Two full-range drivers in an Articulated Array speaker design deliver great performance. Bose’s famous Stereo Everywhere technology [...]
Posted in Subwoofer, amplifier, audio, diy, entertainment, gadgets, media player, speakers Tags: 191, Bose, Design, Invisible, Match Your Decor, Paintable, speakers, Virtually No Comments »DIY Mini PC Speaker TDA2822M USB Stereo Amplifier
May 30th, 2010 admin The TDA2822M IC used in this project is a dual amplifier built into an eight pin chip. It consists of two channels, each identical and with external components to provide a very simple but powerful stereo amplifier, with a gain of 39dB and a current draw of 9mA with supply voltage in the range of [...]
Sony DSX-S200X and DSX-S300BT New Tune Tray Car Audio Players support USB and Wireless
May 30th, 2010 admin Sony today introduced a pair of either Bac car audio players in the form of-S200x and DSX DSX-S300BT. The DSX-S200x Sony OLED screen is monochrome, the tray one with an internal USB connection and USB port for a second digital audio source.
The DSX-S300BT Sony Bluetooth module is calling the free phone in hand and A2DP music [...]
Posted in Tuner, Wireless, amplifier, apple, audio, car, data store, diy, entertainment, gadgets, media player, mobil, usb Tags: Car Audio, DSX-S200X, DSX-S300BT, Player, Sony, Support, Tune Tray, usb, Wireless No Comments »Gigabyte GA-H55N-USB3 Mini-ITX Motherboard for LGA-1156 Core i3 and Core i5 and Core i7 Processors
May 29th, 2010 admin In the race to get a USB3 capable mini-ITX motherboard to market, Gigabyte has today announced the first entry into the arena – the GA-H55N-USB3. Measuring a tiny 17cm x 17cm, this board is a stark contrast the the Gigabyte X58A-UD9 released last week.
USB3 connectivity is achieved via the onboard NEC uPD720200 host controller to [...]
Posted in Nettop PC, diy, entertainment, gadgets, games, hi-end, media player, professional, usb Tags: core i3, core i5, Core i7, GA, Gigabyte, H55N, LGA-1156, Mini-ITX, Motherboard, Processors, USB3 No Comments »IOGEAR GWAV8141K Wireless HD Kit Solution for Streaming AV Home Theater
May 27th, 2010 admin IOGEAR announced the availability of its Wireless HD Kit GWAV8141K from June 1, 2010. Designed to create a seamless solution for all digital home entertainment centers, the Wireless HD Kit offers installers the ability to eliminate long cable runs and avoid drilling holes to complete a job.
The new IOGEAR wireless solution easily installed and configured, [...]
Posted in Wireless, diy, entertainment, gadgets, internet, media player Tags: AV, GWAV8141K, HD, Home Theater, IOGEAR, Kit, Solution, streaming, Wireless No Comments »