Comments on: Circuit Telephone Ringer by IC KA2411

By: Telephone Amplifier by LF351+TBA820M | Circuit Project Electronic

Telephone Amplifier by LF351+TBA820M | Circuit Project Electronic — Sat, 29 Nov 2008 16:48:19 +0000

[...] Related Links More circuit about telephone Telephone Audio Interface Phone “Hold” With Music Circuit Telephone Ringer by IC KA2411 [...]

By: Extension Phone Line Switcher by SCR 2N5061 | Circuit Project Electronic

Extension Phone Line Switcher by SCR 2N5061 | Circuit Project Electronic — Tue, 02 Sep 2008 09:32:39 +0000

[...] Links Circuit Telephone Ringer by IC KA2411 Sound SCR Switch by IC 1458 & SCR [...]

By: Circuit Telephone Ringer by IC KA2411 | วงจร โครงงาน อิเล็กทรอนิกส์

Circuit Telephone Ringer by IC KA2411 | วงจร โครงงาน อิเล็กทรอนิกส์ — Tue, 15 Jul 2008 05:28:42 +0000

[...] If you feel to are bored with with the phone ring as a result try use this Telephone Ringer by IC KA2411 circuit. วงจรเสียงกริ่งโทรศัพท์ให้ดังขึ้น ใช้ IC KA2411 ง่ายดีครับ ดูรายละเอียดวงจรและแผ่นปรินต์ [...]

By: Telephone Audio Interface | Circuit Project Electronic

Telephone Audio Interface | Circuit Project Electronic — Tue, 13 May 2008 13:22:06 +0000

[...] Links More circuit about telephone Circuit Telephone Ringer by IC KA2411 Telephone Amplifier by LF351+TBA820M Phone “Hold” With Music Telephone Audio [...]