The SP series was in production for about two years and nine months. The radio dates from the late 's and sports Lucite knobs, handle and grille. There are no cracks, chips or dents. This pistol is in excellent to like new condition.
This set is an older restore as it has been in my personal collection for a few years. To solidify the image that the NCX was a ham receiver, the "magic eye" was soon replaced with a true S-meter during production run-J, mid It is apparent that engineering changes were incorporated into the SP receivers through out its short nine month production.
Acceptance stamps are usually the only indication of military service.
Flat rate pricing includes all minor component and electrolytic capacitor replacement, cleaning, and testing. Please see all photos. Stock Packaging Take advantage of our stock packaging solutions. The NC series was only going to require a three-gang tuning condenser and this was going to be centrally located on the chassis running front to rear with the power supply of the receiver on the left and the receiver circuitry to the right.
Buyer will need to fill out the Contained within is a six-tube super-het chassis that is very selective. This overlay had set the new NC apart from other "black wrinkle boxes" and certainly made the receiver "stand out.
Excellent Condition Magnum R. Need the calibration curves for the NCX. The standard power supply had a metal box cover with louvers that protected the tubes.
Commercial versions usually don't have extensive circuit modifications that the later Airway Communication Receivers employed.
Shaker Heights, OH I meant to email you sooner when we got the tubes. Leather case is in nice shape but strap is torn. The Hammarlund assigned serial number is what we are logging.
Early versions will have the Band Spread scales located nearest the center of the semi-circular arc of the dial scales. The two-band chassis has had all wax and electrolytic capacitors replaced, tubes and resistors checked, alignment peaked and has a new eye tube.
When turned on it plays and sounds good. Even the original knobs are marbleized. Since the intended market for the NC was not necessarily hams, the receiver was introduced with a fabulous "art deco" front panel that featured geometric-linear black panels and black octagon control nomenclature layout combined with the natural aluminum finish along with a red highlighted central panel for band in use indication.
Front panel engraved nomenclature remained unchanged. Under Website use of location services, click Prompt for each website once each day or Prompt for each website one time only. The Noise Limiter circuit required changing the 6C5 detector tube to a 6C8 tube duplex-triode to allow both the second detector and noise limiter functions.
What a cool radio to fix though. With the use of a movable cast aluminum coil box called a "catacomb," all of the coils would be mounted in individual shielded compartments with short contact pins mounted in molded insulators on top of the catacomb.
The receiver didn't employ an RF amplifier stage so the catacomb only had two sets of coils per band. By the time the Series was introduced, several options were available. Note screw terminal Ant-Gnd used for a short time in The SPLX tunes from kc to kc in the first two bands and from 2.
Additionally, there are a few tubular oil-filled capacitors used. This grand looking Georgian styled Secretary Desk hides a great sounding transistor radio.
Paint missing on knobs. The highly marbleized cabinet has one small hairline stress line on the left back side in the trim as seen in the picture. For example, an "X" suffix designated a crystal filter option while an "S" suffix referenced the ham version of the receiver.
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