Type	Year of construction	Tubes	Cabinet	Remarks
PHILIPS EL3510	1955	ECC83:AF pre-amplifier EL84: AF Outputstage DM71: recordlevel-indicator EZ80: Rectifier	multiplex, covered with leatherlike plastic	This taperecorder was the first one from Philips to sell in large amounts. It's relatively low price (about some 400 guilders) and slim design made it irrestable to a lot of customers and at that time people discovered the benefits of a taperecorder, being the possibility of copying your neigbour's records or those who were broadcasted on radio and thus saving money. But also was it possible to add sound to smalfilm pictures or producing 'spoken letters' a unique way of keeping in touch with your friends and family. The chassis was sometimes being built into a radioset