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Telephone
Simple version. Full version located here
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DECT phone schematics Samsung SP-R1500
Cordless phone schematics SONY SPP-S9101
Cordless phone schematics SONY SPP-S9003
Cordless phone schematics SONY SPP-S9001
Cordless phone schematics SONY SPP-S9000
Cordless phone schematics SONY SPP-A976
Cordless phone schematics SONY SPP-A975
Cordless phone schematics SONY SPP-A974
Cordless phone schematics SONY SPP-A973
Cordless phone schematics SONY SPP-ID971
Cordless phone schematics SONY SPP-ID970
Cordless phone schematics SONY SPP-A968
Cordless phone schematics SONY SPP-SS966
Cordless phone schematics SONY SPP-SS965
Cordless phone schematics SONY SPP-SS964
Cordless phone schematics SONY SPP-SS955
Cordless phone schematics SONY SPP-A941
Cordless phone schematics SONY SPP-ID910
Cordless phone schematics SONY SPP-904
Cordless phone schematics SONY SPP-901
Cordless phone schematics SONY SPP-888
Cordless phone schematics SONY SPP-884
Cordless phone schematics SONY SPP-874
Cordless phone schematics SONY SPP-861
Cordless phone schematics SONY SPP-851
Cordless phone schematics SONY SPP-811
Cordless phone schematics SONY SPP-801
Cordless phone schematics SONY SPP-123
Cordless phone schematics SONY SPP-124
Cordless phone schematics SONY SPP-121
Cordless phone schematics SONY SPP-114
Cordless phone schematics SONY SPP-111
Cordless phone schematics SONY SPP-98
Cordless phone schematics SONY SPP-68
Cordless phone schematics PANASONIC KX-9520-B
Cordless phone schematics PANASONIC KX-T9500
Cordless phone schematics PANASONIC KX-T9410-G
Cordless phone schematics PANASONIC KX-T9320-G
Cordless phone schematics PANASONIC KX-T9300-G
Cordless phone schematics PANASONIC KX-T9280-LA
Cordless phone schematics PANASONIC KX-T9280-BX
Cordless phone schematics PANASONIC KX-T9250-G
Cordless phone schematics PANASONIC KX-T9220
Cordless phone schematics PANASONIC KX-T9200-BS
Cordless phone schematics PANASONIC KX-T9180-BX
Cordless phone schematics PANASONIC KX-T9150-G
Cordless phone schematics PANASONIC KX-T9080-BX
Cordless phone schematics PANASONICKX-T7980-BX
Cordless phone schematics PANASONIC KX-A69X
Cordless phone schematics PANASONIC KX-T7900-BX
Cordless phone schematics PANASONIC KX-T4600
Cordless phone schematics PANASONIC KX-T4550-B
Cordless phone schematics PANASONIC KX-T4410
Cordless phone schematics PANASONIC KX-T4400
Cordless phone schematics PANASONIC KX-T4350
Cordless phone schematics PANASONIC KX-T4340
Cordless phone schematics PANASONIC KX-T4316-AL
Cordless phone schematics PANASONIC KX-T4300
Cordless phone schematics PANASONIC KX-T4026-AL
Cordless phone schematics PANASONIC KX-T4025-AL
Cordless phone schematics PANASONIC KX-T4000
Cordless phone schematics PANASONIC KX-T3967-B
Cordless phone schematics PANASONIC KX-T3920
Cordless phone schematics PANASONIC KX-T3910-R
Cordless phone schematics PANASONIC KX-T3905-B
Cordless phone schematics PANASONIC KX-T3855
Cordless phone schematics PANASONIC KX-T3730-1
Cordless phone schematics PANASONIC KX-T3720-1
Cordless phone schematics PANASONIC KX-T3710-1
Cordless phone schematics PANASONIC KX-T3710
Cordless phone schematics PANASONIC KX-T3610
Cordless phone schematics PANASONIC KX-T3000
Cordless phone schematics PANASONIC KX-TC1700
Cordless phone schematics PANASONIC KX-TC1450
Cordless phone schematics PANASONIC KX-TC1400
Cordless phone schematics PANASONIC KX-TC1045-RUB
Cordless phone schematics PANASONIC KX-TC1025-RUB
Cordless phone schematics PANASONIC KX-TC1005
Cordless phone schematics PANASONIC KX-TC993-B
Cordless phone schematics PANASONIC KX-TC976-BXB
Cordless phone schematics PANASONIC KX-TCD951-RUB
Cordless phone schematics PANASONIC KX-TCD955-GC
Cordless phone schematics PANASONIC KX-TCD951-GB
Cordless phone schematics PANASONIC KX-TCD951-RUB
Cordless phone schematics PANASONIC KX-TCM940-B
Cordless phone schematics PANASONIC KX-TC935-B
Cordless phone schematics PANASONIC KX-TC928-BX
Cordless phone schematics PANASONIC KX-TC910-B
Cordless phone schematics PANASONIC KX-TC908-BX
Cordless phone schematics PANASONIC KX-TC900-B
Cordless phone schematics PANASONIC KX-TC419-BX
Cordless phone schematics PANASONIC KX-TC418-RU
Cordless phone schematics PANASONIC KX-TC409-BX
Phone schematics SONY IT-B9
Phone schematics SONY IT-B2
Phone schematics SONY IT-B1
Phone schematics PANASONIC KX-TS17-W
Phone schematics PANASONIC KX-TS15-W
Phone schematics PANASONIC KX-TS10-W
Phone schematics PANASONIC KX-TMC97-B
Phone schematics PANASONIC KX-T3281-BX
Phone schematics PANASONIC KX-T3185
Phone schematics PANASONIC KX-T3175
Phone schematics PANASONIC KX-T2740
Phone schematics PANASONIC KX-T2710
Phone schematics PANASONIC KX-T2661-BX
Phone schematics PANASONIC KX-T2470
Phone schematics PANASONIC KX-T2427
Phone schematics PANASONIC KX-T2395-1
Phone schematics PANASONIC KX-T2388-B
Phone schematics PANASONIC KX-T2365-SU
Phone schematics PANASONIC KX-T2335
Phone schematics PANASONIC KX-T2315-1
Phone schematics PANASONIC KX-T2315
Phone schematics PANASONIC KX-T2310
Phone schematics PANASONIC KX-T2260
TELEPHONE OFF-HOOK TONE GENERATOR. This circuit generates the sound that many telephone companies use to attract the customer's attention to their phone when they leave it "off hook." It is also refered to, in telephony jargon, as "ROH," for "receiver off-hook."
TELEPHONE OFF-HOOK INDICATOR. This circuit provides a steady logical "high" indication when the telephone is off its hook.
Cordless Phone Sony: 3810, 6110, SPP-58, SPP-90, SPP-111
Cordless Phone Sanyo: 29, 35, 55, 330
Cordless Phone Panasonic: KX-TC100, KX-TC155, KX-TC280, KX-TC408, KX-TC900, KX-TC1005, KX-T2316, KX-T2427, KX-T3610, KX-T3710, KX-T3730, KX-T3855, KX-T3908, KX-T3920, KX-T3967, KX-T3970, KX-T4026, KX-T4046, KX-T4410, KX-T4450, KX-T5100
Voyager_CL1000XP Cordless Phone
Sony_SPP-SS966 Cordless Phone
Sony_SPP-SS965 Cordless Phone
Sony_SPP-SS964 Cordless Phone
Sony_SPP-SS955 Cordless Phone
Sony_SPP-S9101 Cordless Phone
Sony_SPP-S9003 Cordless Phone
Sony_SPP-S9000_9001 Cordless Phone
Sony_SPP-Q123 Cordless Phone
Sony_SPP-ID975_ID976 Cordless Phone
Sony_SPP-ID970_ID971 Cordless Phone
Sony_SPP-A973_A974 Cordless Phone
Sony_SPP-A968 Cordless Phone
Sony_SPP-A941 Cordless Phone
Sony_SPP-98_99 Cordless Phone
Sony_SPP-904 Cordless Phone
Sony_SPP-901 Cordless Phone
Sony_SPP-888 Cordless Phone
Sony_SPP-874_884 Cordless Phone
Sony_SPP-801_811_851_861 Cordless Phone
Sony_SPP-77_97 Cordless Phone
Sony_SPP-68 Cordless Phone
Sony_SPP-58 Cordless Phone
Sony_SPP-121 Cordless Phone
Sony_SPP-114 Cordless Phone
Sony_SPP-111 Cordless Phone
Sanyo_CLA-4550TW Cordless Phone
Sanyo_CLA-1380 Cordless Phone
Samsung_SP-R920 Cordless Phone
Samsung_SPR5150 Cordless Phone
Samsung_SPR5100D Cordless Phone
Panasonic_KX-TG2570 Cordless Phone
Panasonic_KX-TG2500 Cordless Phone
Panasonic_KX-TCM940b Cordless Phone
Panasonic_KX-TCD961rub Cordless Phone
Panasonic_KX-TCD951rub Cordless Phone
Panasonic_KX-TCD951 Cordless Phone
Panasonic_KX-TC993b Cordless Phone
Panasonic_KX-TC952eb Cordless Phone
Panasonic_KX-TC935b Cordless Phone
Panasonic_KX-TC928bx Cordless Phone
Panasonic_KX-TC910b Cordless Phone
Panasonic_KX-TC908bx Cordless Phone
Panasonic_KX-TC900b Cordless Phone
Panasonic_KX-TC419bx Cordless Phone
Panasonic_KX-TC418ru-b Cordless Phone
Panasonic_KX-TC409bx Cordless Phone
Panasonic_KX-TC328bx-b Cordless Phone
Panasonic_KX-TC180-b Cordless Phone
Panasonic_KX-TC1700 Cordless Phone
Panasonic_KX-TC150w Cordless Phone
Panasonic_KX-TC1450 Cordless Phone
Panasonic_KX-TC1400 Cordless Phone
Panasonic_KX-TC109w Cordless Phone
Panasonic_KX-TC1045rub Cordless Phone
Panasonic_KX-TC1025 Cordless Phone
Panasonic_KX-TC100w Cordless Phone
Panasonic_KX-TC1005 Cordless Phone
Panasonic_KX-TC100 Cordless Phone
Panasonic_KX-T9550-b Cordless Phone
Panasonic_KX-T9520b Cordless Phone
Panasonic_KX-T9500 Cordless Phone
Panasonic_KX-T9410g Cordless Phone
Panasonic_KX-T9380bx Cordless Phone
Panasonic_KX-T9350bx Cordless Phone
Panasonic_KX-T9320 Cordless Phone
Panasonic_KX-T9300g Cordless Phone
Panasonic_KX-T9280bx Cordless Phone
Panasonic_KX-T9250g Cordless Phone
Panasonic_KX-T9220 Cordless Phone
Panasonic_KX-T9200bs Cordless Phone
Panasonic_KX-T9180bx Cordless Phone
Panasonic_KX-T9150 Cordless Phone
Panasonic_KX-T9080 Cordless Phone
Panasonic_KX-T7980 Cordless Phone
Panasonic_KX-T7900 Cordless Phone
Panasonic_KX-T7880 Cordless Phone
Panasonic_KX-T4600 Cordless Phone
Panasonic_KX-T4550 Cordless Phone
Panasonic_KX-T4410 Cordless Phone
Panasonic_KX-T4400 Cordless Phone
Panasonic_KX-T4360 Cordless Phone
Panasonic_KX-T4350 Cordless Phone
Panasonic_KX-T4340 Cordless Phone
Panasonic_KX-T4316 Cordless Phone
Panasonic_KX-T4310 Cordless Phone
Panasonic_KX-T4300 Cordless Phone
Panasonic_KX-T4046 Cordless Phone
Panasonic_KX-T4026 Cordless Phone
Panasonic_KX-T4025 Cordless Phone
Panasonic_KX-T4000 Cordless Phone
Panasonic_KX-T3970 Cordless Phone
Panasonic_KX-T3967 Cordless Phone
Panasonic_KX-T3920 Cordless Phone
Panasonic_KX-T3910 Cordless Phone
Panasonic_KX-T3908 Cordless Phone
Panasonic_KX-T3860 Cordless Phone
Panasonic_KX-T3855 Cordless Phone
Panasonic_KX-T3730-1 Cordless Phone
Panasonic_KX-T3720-1 Cordless Phone
Panasonic_KX-T3710-1 Cordless Phone
Panasonic_KX-T3710 Cordless Phone
Panasonic_KX-T3610 Cordless Phone
Panasonic_KX-T3000 Cordless Phone
OSAWA Cordless Phone
LG_GT-9110A Cordless Phone
Funai_SCT1000 Cordless Phone
Ringer and Indicator for a Telephone Line
Clue engaged telephone line
Telephone Line Monitor
FM Telephone Bug
Phone SONY TAM-100
Phone SONY IT-B9
Phone SONY IT-B7
Phone SONY IT-B2
Phone SONY IT-B1
Phone SONY CM-H777RC/H888RC
Cordless phone. Panasonic KX-TC900
Cordless phone. Panasonic KX-T3970
Cordless phone. Sanyo CLT-55
Cordless phone. Panasonic KX-T9080BXH
Cordless phone. OSAWA
Cordless phone. Panasonic KX-TC408
Cordless phone. Panasonic KX-T4550
Cordless phone. Panasonic KX-T4410
Cordless phone. Panasonic KX-TC280
Cordless phone. Schematics Panasonic KX-T3967
Cordless phone. Schematics and manual Panasonic KX-T7980BX
Cordless phone. Schematics and manual Panasonic KX-T9500
Telephone line monitor. If you feel that somebody is tampering with your telephone line you might find this little circuit useful. It detects if there is another telephone connected to the line, if there is a short or an open line. (simple)
SAMSUNG Pager for POCSAG Block Diagram
SAMSUNG Pager for FLEX Block Diagram
Panasonic KX-F50 Fax
SAMSUNG SF3000/SF3000T Fax
Panaphone KX-T2316 (HT9215D, with indicator) Phone
SAMSUNG CORDED Block Diagram (Phone)
TEL 02/3SR (Phone)
Panasonic KX-T7130 (Phone)
Panasonic KX-T7055 (Phone)
Panasonic KX-T7050 (Phone)
Panasonic KX-T7033 (Phone)
Panasonic KX-T7030 (Phone)
Panasonic KX-T7020 (Phone)
Panasonic KX-T5100 (Phone)
Panasonic KX-T3155 (Phone)
Panasonic KX-T2427 (Phone)
Panasonic KX-T2395 (Phone)
Panasonic KX-T2365 (Phone)
Panasonic KX-T2335 (Phone)
Panasonic KX-T2316 (HT9115D, T5876M) (Phone)
Panasonic KX-T2315 (Phone)
Panasonic KX-T2310 (Phone)
Panasonic KX-T1000 (Phone)
Panasonic KX-T1000 (Phone)
Galax UP-722TP (Phone)
Anglo 100 (Phone)
SAMSUNG Wide-band 900MHz Block Diagram (Radio Phone)
SAMSUNG Narrow-band 900MHz Block Diagram (Radio Phone)
SAMSUNG 46/49MHz (CTO) Block Diagram (Radio Phone)
Panasonic KX-T9280 hand set (Radio Phone)
Panasonic KX-T9280 base (Radio Phone)
Panasonic KX-T4550 (Radio Phone)
Panasonic KX-T4410 (Radio Phone)
Panasonic KX-T4026 (Radio Phone)
Panasonic KX-T3970 (Radio Phone)
Panasonic KX-T3967 (Radio Phone)
Panasonic KX-T3920 (Radio Phone)
Panasonic KX-T3730 (Radio Phone)
Panasonic KX-T3710 (Radio Phone)
Panasonic KX-TC900 (Radio Phone)
Panasonic KX-TC408 (Radio Phone)
Panasonic KX-TC280 (Radio Phone)
Panasonic KX-TC100 (Radio Phone)
Osawa (Radio Phone)
BELL FF-650 (Radio Phone)
Hitachi HD49423AN (Radio Phone)
Wireless IR h"phone transmitter
Telephone recording circuit
Phone Panasonic EB-GD70
Phone schematic diagram Sony SPP-111
Phone schematic diagram Panasonic KX-4410
Phone schematic diagram Panasonic KX-T7130
Phone schematic diagram Panasonic KX-T100
Phone schematic diagram Panasonic KX-T4026
Phone schematic diagram Panasonic KX-T3967
Phone schematic diagram Panasonic KX-T3920
Phone schematic diagram Panasonic KX-T3730
Phone schematic diagram Panasonic KX-T7033
Phone schematic diagram Panasonic KX-T7055
Phone schematic diagram Panasonic KX-T7050
Phone schematic diagram Panasonic KX-T7030
Phone schematic diagram Panasonic KX-T7020
Phone schematic diagram Panasonic KX-T2427
Phone schematic diagram Panasonic KX-T2335
Phone schematic diagram Panasonic KX-T5100
Phone schematic diagram Panasonic KX-T2395
Phone schematic diagram Panasonic KX-T2310
Phone schematic diagram Panasonic KX-T3155
Phone schematic diagram Panasonic KX-T2365
Phone schematic diagram Panasonic KX-T1000
Power Supply Schematic Diagram Panasonic KX-F130BX
Nokia 3810
Phone master gamma
Panaphone KX-T 2316
Soft Musical Telephone Ringer
Service manuals Cellular phones GSM
PC Cable for Ericcson Phones (218/318/337/388) (Cellular phone)
Motorola MicroTAC shematic diagram (Cellular phone)
Phone "Hold" With Music
Telephone Line Monitor
Phone Indicator
Telephone Number Display
Telephone Line Vigilant
Smart Phone Light
OFF-LINE TELEPHONE TESTER
Audio-Visual Extra Ringer for Phone
TELEPHONE CALL COUNTER
AUTOMATIC TELEPHONE ANSWERING MACHINE
SOFT MUSICAL TELEPHONE RINGER
EXTENSION PHONE SWITCHER
HANDY TELEPHONE RECEIVER
Watch-Dog for Telephones
UPS For Cordless Telephones
Simple circuit to connect telephone equipment to audio mixer
Digital/Standard Phone Line Tester
Ringing Phone Light Flasher
FM Telephone Bug
Phono Preamplifier. Simple circuitry for moving magnet cartridges
Cellular Phone Helper. Activates a variety of devices when your cellular phone is in use.
Telephone Ringer
Telephone In-Use Indicator
Hold function for Telephone
Phone-In-Use indicator
Use old phones as an intercom
Telephone Line Monitor (Plans)
Phone in-use
Phone Line to Audio
Phone Off-Hook Indicator
Phone to audio interface (SSI202 input)
(manual) Phone In-Use Light
Detecting a telephone RING
Telephone in use light
Caller ID Circuit
Telephone privacy adapter
Telephone ringing circuits
Telephone line audio interfacing circuits
Telephone Audio Interface
Telephone Ring Generator Using Switching Power Supply
Telephone Ring Generator Using 60Hz Power Transformer
Telephone In-Use Relay Circuit
Telephone In-Use LED Indicator
Ringing Phone Light Flasher
Simple Phone Tap
Telephone Recorder
Telephone Hold Button
Cut Phone Line Detector
Phone Busy Indicator
Solar powered dock lamp flasher
Telephone recording circuit
Infinity Transmitter Schematic and Plans
Digisound ring modulator
Incoming call indicator
Telephone Ring Generator Using 60Hz Power Transformer
Telephone Ring Generator Using Switching Power Supply
Telephone In-Use LED Indicator
Telephone In-Use Relay Circuit
Telephone Audio Interface
Home made PBX / PABX
Ringing Phone Light Flasher
Phone Busy Indicator
FM Telephone Bug
Cut Phone Line Detector
Simple Phone Tap
Telephone Hold Button
Telephone Recorder
DTMF Generator/Decoder
Interface cables for various cell phones
Telephone music on hold box
Telephone ring controlled relay
1-line telephone status indicator (PDF)
Line in use indicator (PDF)
4-line telephone status indicator (PDF)
Caller ID decoder
Telephone in use light
Detecting a telephone RING
Phone In-Use Light
Phone to audio interface
Phone Off-Hook Indicator
Phone Line to Audio
Phone in-use
Telephone Line Monitor
Use old phones as an intercom
Phone-In-Use indicator
Hold function for Telephone
Digital/Standard Phone Line Tester
Caller ID decoder part 1
Caller ID decoder part 2
DTMF decoder / logger
FM telephone bug
Universal telephone hold
Talking phone dial monitor
Telephone line simulator
Telephone privacy adapter
Telephone ringing circuits
Simple circuit to connect telephone equipment to audio mixer
NCDS Interface Schematic for Nokia 3110, 8110, 8110i
Assorted telephone circuits
Greek telecard reader
Phone ring circuit schematic
Cut phone line detector
Telephone autodialler
Taxi phone automatic dialler
Telephone ringing circuits
Telephone privacy adapter
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