Ducretet A4 coffret Engels

Four valve battery radio

In wooden case with lid, ebonite knobs and celluloid scale marks.

The knobs: at the top two rheostats for the filament current, below from left to right: antenna switch, series/parallel switch, tuning, switch for amplification by means of HF, 1 x LF or 2 x LF. Bottom row: antenna tuning, fine tuning, feedback.

At the rear are the connections for the power sources, antenna, earth and a loudspeaker.

Imported in the Netherlands in 1926 by Ph. J. Schut, Keizersgracht 684, Amsterdam.

The original price was Hfl 195,-.

Data

Valves

Serial number:
Dimensions (w×h×d):	38 x 34 x 30 cm
Made in:	±1925
Purchased in:	2005

	Click on a valve for more information
	Circuit

What was broadcast in 1925?

Listen to "Quand c'est bien fait", from the revue "Ça c'est Paris", sung by Mistinguett and André Randall, recorded in 1925

Back

Interior

Transformateur No. 40 T and Auto-transformateur No. 40, for 200 to 525 meters.

Firm plate

A4 Coffret with frame aerial (1924) and Amplion Dragon AR111 horn loudspeaker (1925)

Advertisement in Radio Expres, 1926