this device was produced in 1949, it is really superb..
also produced with white case, but always with golden acoustic lens.
are really very interesting, in fact, this RCA 9X571 sounds very good
compared to other American ones.
very interesting point is the polarization point of the power tube 50L6GT.
also connect a digital source, and play it with this RCA.
to listening to your IPad or PC, this unit is able to receive a Medium
Radio Corporation of America was an American electronics company in existence
from 1919 to 1986 when General Electric bought it and divided it.
the Great Depression of the 1930s crippled businesses worldwide, RCA-Victor
and NBC thrived.
The leader of RCA, moved the headquarters to a huge new skyscraper in New York and created Radio City Music Hall, a large and technologically innovative performance space.
The TV was demonstrated at the 1939 Worlds Fair in New York and briefly sold to the public before the beginning of the World War II.
RCA opened its new RCA Research Laboratories in Princeton, New Jersey and produced many crucial innovations for the war effort.
By the 1960s its research laboratories produced innovative technologies such computers, integrated circuits, lasers, the 45-rpm record and the solid-state television camera or the famous RCA connector jack
By the 1970s Asian firms had captured almost all of the consumer electronics market (TVs, radios, etc.).
RCAs difficulties led to continual changes in its leadership, which negatively impacted business and contributed to RCAs decline.
By 1986 RCA was so weak that its rival (and former co-owner) GE bought the company and dismantled it, selling off most of its parts.
Today, the RCA name is owned by Thomson, a French company, while the German conglomerate, Bertelsmann, owns the RCA record division.
|Courtesy of Engineering and Technology History Wiki|
of production: 1949
Superheterodyne IF: 455 KHz
(LHD): 125 x 96 x 83 in
weight: 15 oz
DIGITAL SOURCES INPUTS
Using the special cable that I constructed you can utilize the device for use with any digital source such mp3 player, IPAD, IPOD, cell phone, PC etc.
Listening is a great joy. 60 years of technology separates the devices but the practicality of modern digital sources and the charm of the old valve radio blend perfectly giving a gratification not easily explained in words.
When the special cable is inserted into the rear jack, the radio section is automatically disconnected.
Using digital source, the sound quality is clean and pleasant.
device uses a loaded antenna on the rear panel.
controls are very simple.
an 8-inch loudspeaker which produces great sound quality
Deep bass and treble bright, voice clear and intelligible without fatigue.
The RCA 9X571 after the cleaning
|Beginning of the electronic restoration.||
|To replace some parts it was necessary to remove several others|
|The RCA 9X571 after the electronic restoration.|
end of the electronic restoration.
Now I can turn on and make the necessary repairs and subsequent calibrations.
|But first the power cords needed to be replaced because they had become dangerous due to deterioration.|
|The tuning stage|
|La scala della sintonia restaurata|
|The center caps now look like new|
|The knobs have been rebuilt as the original ones had become extremely fragile.|
|The knob on the right is the original|
|The case is ready to receive the chassis|
A view of the RCA 9X571 at night, ready to run.
& Technical, Info