For Sale: Tested and working classic digital Denon tuner. Made in Japan early 1980's.
Minor cosmetic wear only, front faceplate near mint shape. Works 100% and gets excellent reception on both FM, FM stereo, and AM bands. Bright display. Good save station memory.
Video taken during testing: https://drive.google.com/open?id=0B-zR29TiG1tbMHBVdWJwUFVvazQ
Following info found online for the TU-750 model:
| Form |
AM/FM tuner |
| |
| Received frequency |
76.1MHz - 89.9MHz |
| Antenna terminal |
75ohm, 300ohm (terminal type) |
| Practical speed |
0.9 microvolt / 10.2dBf |
| S/N50dB sensitivity |
stereo: 15.8 microvolts / 35.2dBf
mono: 1.5 microvolts / 14.2dBf
(microvolt is 75-ohm o'clock and 0dBf is 10-15W (new IHF standard).) |
| Image disturbance ratio |
80dB |
| IF disturbance ratio |
90dB(76MHz) |
| Spurious response |
90dB(83MHz) |
| AM oppression ratio (IHF) |
55dB |
| The degree of effective selection |
60dB (±400kHz) |
| Capture ratio |
1.0dB |
| Frequency response |
20Hz-15kHz+0.2 -1 dB |
| Signal to noise ratio |
stereo:75dB
mono:80dB |
| THD (1kHz) |
stereo: 0.08% (at the time of 90% abnormal conditions)
mono: 0.06% (at the time of 100% abnormal conditions) |
| Stereo separation |
55dB(1kHz) |
| Muting operation level |
22dB |
| Output voltage |
0.6V (at the time of 100% abnormal conditions) |
| <AM tuner part> |
| Received frequency |
522-1611kHz |
| Antenna |
A terminal type, loop form antenna attachment |
| Practical speed (S/N20dB) |
18 microvolts |
| The degree of selection |
50dB (±9kHz) |
| Signal to noise ratio |
55dB |
| THD |
0.6%(1kHz) |
| Output voltage |
0.2V (at the time of 30% abnormal conditions) |
| <Level check signal> |
| Frequency |
440Hz sine wave |
| Output voltage |
0.3V (at the time of 50% abnormal conditions) |
| <Synthesis> |
| Power source |
AC100V, 50Hz/60Hz |
| Power consumption |
6W |
| Dimensions (a knob, a base, a terminal included) |
Width 434x height 66x depth of 266mm |
| Weight |
3.1kg |
Email for additional and/or higher resolution images.
Send your zip code for a shipping quote- should be between $7.99 and $14.99 if you are in the US. (Oct. 2017).
