Expandable B W System Items H4 range Door Intercom

B&W 4" CRT VIDEO DOOR INTERCOM

Monitor Only B&W CRT 4"

MONITOR ONLY

Excellent economical solution with Low-profile side projection 4” B&W picture tube. Convenient hands-free view and hear operation. Auto-On screen and listen on door-bell press. Push-button to talk to your visitor before entry and allow them in with the optional EL971 Electronic release door catch actuator control. System is easily expandable with the addition of extra monitors and/or extra door cameras. Intercom feature allows for communication between additional monitors in different rooms of the house.

Features:

• 4” B&W Monitor only, No camera.
• Requires connection cable. Monitor size 220x190x55mm
• Up to 5 base monitors can all share on the one system.
• Connect two cameras and door strikes to one system.
• See and control extra doors with a CSM expansion module.
• For 2 to 4 cameras added require H4-MDS Switcher to suit.

FLAT CRT TV PART EXTRACTION
Excellent DIY project source for inventive constructors wanting a unique low profile black and white screen cathode ray tube that is compatible with typical Component video signals. 312 TV Lines, 1Vp-p 75Ω CCIR Standard (PAL/NTSC Compatible). 12V 350mA ≤5W with Built-in HV for the tube. BWM68, BWS68, Tosho DDY-0402B, DDY-0402B-26C

Monitor Only