Marantz 4240 Vintage Stereo AM / FM Receiver; Recapped / Serviced - The Music Room
18 LED LAMP KIT ICE BLUE FITS MARANTZ 4300 2330 4270 4240 2240B 2265 | eBay
Marantz Vintage Spares
Marantz Stereo Receiver Model 4240
Dial Pointer Lamp - Incandescent (8 Volt 60mA) with Black Lead - Vintage HIFI Audio, LLC
AC8V LED Dial Face Lamp Tuner backlight Fuse Type Bulb for Marantz,Sansui,Kenwood and Many Vintage Hi Fi Audio Stereo Receivers|Signal Lamp| - AliExpress
Marantz 4240 Complete LED Lamp Kit – StereoLamps.com