18 In stock
Tube FM Tuner
IWISTAO Finished Tube FM Stereo Radio Tuner Stainless Steel Chassis Black Aluminum Panel HIFI Audio AC 220V
Model No: WVTR-FM09CF-U
This is a finished tube FM stereo radio tuner as the latest version.
This unit is a typical superheterodyne radio. It adopts a whole circuit board design that include high frequency receiving, intermediate frequency amplification, limiting, frequency discrimination, stereo decoding, preamplification, etc. The output is stereo signal. It can be connected with various types of tube power amplifiers, active speakers, stereo equalization amplifiers and other equipments.
The specific circuit configuration is as below, high frequency receiving adopts double triode 6N3 for high frequency amplification and mixer amplification, and double triode 6N1 for local oscillation. The IF amplification uses a two-stage pentode 6K4, two-stage limiting, and a pentode 6J4. Phase frequency discrimination, stereo decoding uses TA7343, the decoded audio signal is switched to the double triode 6N2, and then the signal output to preamplification with a 5 times gain.
It is made of stainless steel chassis with black, and the front panel with 8mm thick aluminum plate. On the front panel, there are dual level meters to display audio signal level, and the digital frequency meter display FM reception frequency. Electronic tube with a modern digital frequency meter that is complementing each other with nice, classical and elegant style, maybe the frequency display board of the wireless receiver is the designer's wisdom. The right corner of the unit has a knob to manually tune the radio. All tubes are exposed at the top plate for heat dissipation purpose, and equipped with cat eye indicator behind the front panel. The whole structure of the tuner is compact, components layout had been optimized to be more reasonable.
Its sound quality, sensitivity, selectivity and other aspects are more satisfactory, especially the kind of unique taste of the tube so that the listener will be intoxicated.
If you need AC110V version, please go to the link as below
Its casing is bent and welded by stainless steel plate, and the panel is treated by CNC processing and sandblasting oxidation, and the black color is the main color.
Front panel is 8mm thick aluminum plate and it is equipped with a cat's eye indicator.
Dual vu meters display audio with beautiful and generous.
Manually tune the radio, and the digital frequency meter displays the receiving frequency.
Back panel is equipped with an audio switch, which can input other audio sources (CD, deck, etc.) into the unit and output them to power amplifier through tube preamplifier.
(Optional) with a tube shield for protection
With tube shield
Maybe, it is just an other nostalgic mood for the tube FM radio head, even most of FM radio that is made of ICs today. But, When you put the tube FM radio head or use a casint to install it inside,and then turn tuning the capacitor to listen, it seems to have returned to the old days of childhood, everything becomes more and more comfortable.
At this moment, you are listen the warm and soft sound from it, perherps broadcast content has become less important, it is important that but it is one with the thoughts that fly mood. . . . .
1. Receive signals: FM
2. Frequency range: 88 ~ 108MHz
3. Stainless chassis and aluminum front panel.
4. Size (L x D x H): 320mm x 190mm x 140mm
5. Weight: 6.1KG
6.6.Working voltage: AC220V
A) Power cord X 1
B) Antenna connector x 1
If you need to buy finished PCBA board, please click the link below
IWISTAO Tube FM Stereo Radio Tuner Finished PCBA Preamplifier Version No Including Power Transformer HIFI Audio 110V/220V
Circuit Diagram for you information only
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