Department and University.
See my other radios too! (Here is the next one.)
Understandibly, the design is modernized: radio buyers of the nineteen fifties demanded a symmetric cabinet, and this radio employs the modern Noval tubes with parallel filaments. Tesla couldn't resists the `piano key' hype, but these keys only change the wave bands while the power is swichted with the volume control as in the earlier designs; an unusual combination.
|Type||Tesla 426A `Tenor', serial no. 630416.|
|Bands||DV (Dlhé Vlny means LW, 968-2145m),|
SV (Stredné Vlny means MW, 187-588m),
KV (Krátke Vlny means SW, 16.5-51m);
MF is 468 kHz.
|Cabinet||Bakelite, size 31x20x18cm.|
|Tubes||ECH81 (osc./mixer); EBF89 (IF stage); |
ECL82 (preamp and output); EZ80 (rectifier).
|Controls||Vol/off, Tune, pushbuttons D/S/K.|
|Reception||Bandwidth 12.5kHz (11.5 for LW);|
Sensitivity 45 uV (90 for SW).
|Speaker||4 Ohm, 10cm diameter. Output power 2W.|
|Produced||In Bratislava (former Czechoslovakia), 1959/60.|
|Documentation||Schematics (thanks to Marco Berti).|
Gerard Tel, email@example.com.