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Tech-dat/Network-dat/fiber-optic-dat/Photolink-dat/Photolink-dat.md
... ...
@@ -22,10 +22,7 @@ https://mm.digikey.com/Volume0/opasdata/d220001/medias/docus/5335/PLT237-T10WH_R
22 22
| **Package** | Photo-link Connector | Photo-link Connector |
23 23
| **Manufacturer**| Everlight (Likely) | Everlight |
24 24
25
-
26
-### matched connectors
27
-
28
-![](2025-04-24-18-39-29.png)
25
+- compatible with [[toslink-dat]]
29 26
30 27
[[TOSLINK-dat]] [[SPDIF-dat]] connector - [[interface-dat]]
31 28
Tech-dat/Network-dat/fiber-optic-dat/TOSLINK-dat/2025-04-24-18-52-13.png
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Tech-dat/Network-dat/fiber-optic-dat/TOSLINK-dat/TOSLINK-dat.md
... ...
@@ -3,18 +3,70 @@
3 3
4 4
- [[sharp-dat]] - [[toslink]]
5 5
6
+- [[TOTX178-dat]]
6 7
7 8
## compare
8 9
9
-| Feature | TOSLINK | General Fiber Optic |
10
-|------------------|-------------------------|-----------------------------|
11
-| **Purpose** | Audio (S/PDIF) | Data, telecom, internet |
12
-| **Fiber Type** | Plastic (POF) | Glass (SMF/MMF) |
13
-| **Distance** | ~5–10 meters | Up to kilometers |
14
-| **Bandwidth** | Limited (audio only) | Very high (Gbps to Tbps) |
15
-| **Connector Type**| Square TOSLINK | LC, SC, ST, etc. |
16
-| **Wavelength** | ~650 nm (red light) | 850, 1310, or 1550 nm |
17
-| **Use Case** | Home audio systems | Enterprise, telecom, ISP |
10
+| Feature | TOSLINK | General Fiber Optic |
11
+| ------------------ | -------------------- | ------------------------ |
12
+| **Purpose** | Audio (S/PDIF) | Data, telecom, internet |
13
+| **Fiber Type** | Plastic (POF) | Glass (SMF/MMF) |
14
+| **Distance** | ~5–10 meters | Up to kilometers |
15
+| **Bandwidth** | Limited (audio only) | Very high (Gbps to Tbps) |
16
+| **Connector Type** | Square TOSLINK | LC, SC, ST, etc. |
17
+| **Wavelength** | ~650 nm (red light) | 850, 1310, or 1550 nm |
18
+| **Use Case** | Home audio systems | Enterprise, telecom, ISP |
19
+
20
+
21
+
22
+
23
+## Are SPDIF and TOSLINK the Same?
24
+
25
+- [[SPDIF-dat]]
26
+
27
+**Short answer:**
28
+**TOSLINK is one type of SPDIF connection.**
29
+
30
+---
31
+
32
+### Detailed Explanation
33
+
34
+| Term | What it is | Key Detail |
35
+| ----------- | ------------------------------------------------------ | ------------------------------------------------------------------------------------------------------------------ |
36
+| **SPDIF** | A digital audio **protocol/standard** | Stands for **Sony/Philips Digital Interface**. It defines **how** digital audio data is formatted and transmitted. |
37
+| **TOSLINK** | A **type of physical connector** (using optical fiber) | Developed by Toshiba; one way of transmitting SPDIF using light (fiber optic). |
38
+
39
+---
40
+
41
+### SPDIF Transmission Types
42
+
43
+1. **Coaxial SPDIF** (electrical signal)
44
+ - Connector: RCA (looks like typical video/audio jacks)
45
+ - Uses **copper wire** (electrical signal)
46
+
47
+2. **Optical SPDIF (TOSLINK)**
48
+ - Connector: TOSLINK or Mini-TOSLINK
49
+ - Uses **fiber optic cable** (light signal)
50
+
51
+---
52
+
53
+### Key Differences
54
+
55
+| Feature | Coaxial SPDIF | Optical SPDIF (TOSLINK) |
56
+| ------------------ | ----------------------------------- | ------------------------------------------- |
57
+| Signal Type | Electrical (copper) | Optical (light) |
58
+| Connector Type | RCA | TOSLINK (square) or Mini-TOSLINK (3.5mm) |
59
+| Susceptible to EMI | Yes | No (immune to electromagnetic interference) |
60
+| Cable Length Limit | Up to ~10m (longer with good cable) | Usually up to ~5m for reliable signal |
61
+
62
+---
63
+
64
+### Summary
65
+
66
+- **SPDIF** = the **format/protocol**
67
+- **TOSLINK** = one **type of SPDIF connector** using optical fiber
68
+
69
+
18 70
19 71
20 72
## TOSLINK
... ...
@@ -27,6 +79,35 @@
27 79
https://en.wikipedia.org/wiki/TOSLINK
28 80
29 81
82
+
83
+
84
+
85
+## TOSLINK Cable and connectors
86
+
87
+== [[SPDIF-dat]]
88
+
89
+![](2025-04-24-18-39-29.png)
90
+
91
+![](2025-06-19-15-43-32.png)
92
+
93
+These cables and connectors are **TOSLINK optical digital audio cables** with **Mini-TOSLINK** adapters or plugs on the end.
94
+
95
+Explanation:
96
+
97
+**TOSLINK (Toshiba Link)** is a standardized optical fiber connection system used for transmitting digital audio signals.
98
+
99
+The black rectangular connector with a square end is the **standard TOSLINK connector**.
100
+
101
+The gold-tipped center pin is actually a **Mini-TOSLINK plug**, which is an optical connector in the shape and size of a standard 3.5mm headphone jack, used in some laptops and portable devices (e.g., MacBooks, MiniDisc players).
102
+
103
+These cables are often used to **transmit high-quality audio (like Dolby Digital or DTS)** from a source like a DVD player, gaming console, or PC to an AV receiver or soundbar.
104
+
105
+**OD: 2.2mm**
106
+
107
+This refers to the outer diameter of the cable (2.2mm), which is relatively thin, indicating it's a lightweight optical fiber cable.
108
+
109
+
110
+
30 111
## DLT1120 fiber optic transmitter
31 112
32 113
Toslink DLT1120 fiber optic transmitter The light-emitting unit is a standard packaging product with connectors and optoelectronic components, and is packaged with LEDs and driver ICs. The function of the unit converts electrical signals into optical signals and transmits.
... ...
@@ -55,12 +136,6 @@ project [SPDIF to TOSLink Adapter Hat for Quartz64](https://github.com/CounterPi
55 136
[toslink-guide](https://www.tme.eu/Document/3363e65f4c705941469014401686faf2/TOFC100-xx.pdf)
56 137
57 138
58
-## TOTX178A
59
-
60
-- [[totx178.pdf]]
61
-
62
-![](2025-04-24-18-52-13.png)
63
-
64 139
65 140
## Optical SPDIF (TOSLINK):
66 141
Tech-dat/Network-dat/fiber-optic-dat/TOSLINK-dat/totx178-dat/2025-04-24-18-52-13.png
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Tech-dat/Network-dat/fiber-optic-dat/TOSLINK-dat/totx178-dat/totx178-dat.md
... ...
@@ -0,0 +1,9 @@
1
+
2
+# totx178-dat
3
+
4
+
5
+## TOTX178A
6
+
7
+- [[totx178.pdf]]
8
+
9
+![](2025-04-24-18-52-13.png)
Tech-dat/Network-dat/fiber-optic-dat/TOSLINK-dat/totx178-dat/totx178.pdf
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... ...
@@ -1,6 +1,8 @@
1 1
2 2
# fiber-optic-app-dat
3 3
4
+== fiber-optic-solutions-dat
5
+
4 6
small solutions based on [[POF-dat]]
5 7
6 8
- [[TI-audio-dat]] - [[USB-player-dat]]
... ...
@@ -12,13 +14,40 @@ small solutions based on [[POF-dat]]
12 14
- [[fiber-analog-video-dat]] - [[video-dat]]
13 15
14 16
17
+- [[fiber-optic-transceiver-dat]] - [[SFP-transceiver-dat]]
18
+
19
+## analog video to fiber-optic
20
+
21
+
22
+
23
+## UART to fiber-optic
24
+
25
+
26
+## fiber-optic bucket
27
+
28
+![](2025-03-28-17-47-18.png)
29
+
30
+
31
+
32
+## demo
33
+
34
+- [#fiber-optic wire bucket solutions](https://t.me/electrodragon3/344)
35
+
36
+## ref
37
+
38
+- [[fiber-optic-dat]]
39
+
40
+
15 41
16 42
17 43
## Home networking
18 44
19 45
[How to Run Fiber Optic Cable in Your Backyard - My 10 Gig Install for Starlink](https://www.youtube.com/watch?v=pOKZlwB-lKQ)
20 46
21
-## Apps
47
+
48
+
49
+
50
+## More Concept Apps
22 51
23 52
FPV remote communication
24 53
Tech-dat/Network-dat/fiber-optic-dat/fiber-optic-solutions-dat/2025-03-28-17-47-18.png
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... ...
@@ -1,26 +0,0 @@
1
-
2
-# fiber-optic-solutions-dat
3
-
4
-
5
-- [[fiber-optic-transceiver-dat]]
6
-
7
-## analog video to fiber-optic
8
-
9
-
10
-
11
-## UART to fiber-optic
12
-
13
-
14
-## fiber-optic bucket
15
-
16
-![](2025-03-28-17-47-18.png)
17
-
18
-
19
-
20
-## demo
21
-
22
-- [#fiber-optic wire bucket solutions](https://t.me/electrodragon3/344)
23
-
24
-## ref
25
-
26
-- [[fiber-optic-dat]]
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\ No newline at end of file
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@@ -1,4 +1,16 @@
1 1
2 2
# SFP-receiver-housing-dat
3 3
4
-![](2025-04-25-01-31-55.png)
... ...
\ No newline at end of file
0
+![](2025-04-25-01-31-55.png)
1
+
2
+
3
+
4
+## TE/AMP 1367073-1 20-pin connector
5
+
6
+![](2025-04-22-14-17-07.png)
7
+
8
+![](2025-04-22-14-15-58.png)
9
+
10
+![](2025-04-22-14-16-14.png)
11
+
12
+![](2025-04-22-14-16-28.png)
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@@ -139,16 +139,7 @@ Key Pin Groups:
139 139
While this pinout is standard, the datasheet for the specific SFP module model (like the Avago AFBR-709SMZ from your first image) is always the definitive source. However, for standard SFP/SFP+ functions, this MSA pinout is reliable.
140 140
141 141
142
-## TE/AMP 1367073-1 20-pin connector
143 142
144
-![](2025-04-22-14-17-07.png)
145
-
146
-![](2025-04-22-14-15-58.png)
147
-
148
-![](2025-04-22-14-16-14.png)
149
-
150
-![](2025-04-22-14-16-28.png)
151
-## APPs
152 143
153 144
SFP to [[RJ45-dat]]
154 145
... ...
@@ -185,12 +176,6 @@ SFP+ 单模: 1310nm到1550nm波长，可传10~80千米。
185 176
![](2025-03-27-18-03-01.png)
186 177
187 178
188
-## customized analog-video plus serial data fiber-optic transceiver
189
-
190
-![](2025-03-27-18-17-54.png)
191
-
192
-![](2025-03-27-18-19-08.png)
193
-
194 179
195 180
196 181
## ref
Tech-dat/Network-dat/fiber-optic-dat/fiber-optic-transceiver-dat/fiber-optic-transceiver-dat.md
... ...
@@ -2,7 +2,7 @@
2 2
# fiber-optic-transceiver-dat
3 3
4 4
5
-**SFPs** in the network switch can offer alarming and failure reporting (DOM) so that technicians can check the network failure by the information.
5
+**SFPs** in the network switch can offer alarming and failure reporting (DOM) so that technicians can check the network failure by the information. == [[SFP-transceiver-dat]]
6 6
7 7
**Media converters** are a solution where a switch or connected device does not support optical or needs to extend the transmission distance.
8 8
... ...
@@ -15,6 +15,71 @@
15 15
- connector type = [[SC-connector-dat]]
16 16
17 17
18
+## Differences Between SFP Module and Media Converter
19
+
20
+### 🧩 1. What They Are
21
+
22
+| Term | Description |
23
+| ------------------- | --------------------------------------------------------------------------------------------------------------------------------------------------------------- |
24
+| **SFP Module** | A small pluggable transceiver module used to connect a switch, router, or network device to fiber or copper cables. Stands for **Small Form-factor Pluggable**. |
25
+| **Media Converter** | A standalone device that converts one media type to another — typically **fiber to copper (RJ45)** or vice versa. Often used to extend Ethernet over fiber. |
26
+
27
+---
28
+
29
+### 🔍 2. Purpose and Function
30
+
31
+| Feature | SFP Module | Media Converter |
32
+| ----------------- | ------------------------------------------------------------- | ---------------------------------------------- |
33
+| **Main Purpose** | Plug into network equipment to adapt port type (fiber/copper) | Convert between Ethernet and fiber mediums |
34
+| **Typical Use** | Installed in switches, routers, NICs | Standalone use or wall-mounted, no direct slot |
35
+| **Hot-swappable** | Yes | Usually not (depends on model) |
36
+| **Customizable** | Highly (can swap different SFP modules) | Fixed ports (unless modular) |
37
+
38
+---
39
+
40
+### 🔌 3. Port Type and Flexibility
41
+
42
+| Feature | SFP Module | Media Converter |
43
+| --------------- | ------------------------------------------------ | -------------------------------------- |
44
+| **Interface** | Slot-based (requires SFP-capable device) | Usually 1x RJ45 + 1x Fiber port |
45
+| **Port Swap** | You can change SFP types (e.g., 1G, 10G, SM, MM) | Usually fixed unless modular converter |
46
+| **Form Factor** | Very small and compact | Larger, box-shaped device |
47
+
48
+---
49
+
50
+### ⚡ 4. Power and Integration
51
+
52
+| Feature | SFP Module | Media Converter |
53
+| ---------------- | --------------------------- | ------------------------------ |
54
+| **Power Source** | Powered by host device | Requires external power supply |
55
+| **Integration** | Seamless with switch/router | Works independently |
56
+
57
+---
58
+
59
+### 📦 Summary Table
60
+
61
+| Feature | SFP Module | Media Converter |
62
+| --------------------------- | --------------------------------- | ---------------------------------- |
63
+| **Size** | Very small | Medium to large (standalone box) |
64
+| **Plug into** | Switch, router, NIC with SFP slot | Ethernet device, not requiring SFP |
65
+| **Supports multiple media** | Yes (depends on module) | Yes (via fixed or modular ports) |
66
+| **Use case** | Add fiber to network gear | Extend Ethernet over fiber |
67
+
68
+---
69
+
70
+### ✅ When to Use Which?
71
+
72
+- Use an **SFP module** when:
73
+ - You have a switch or router with SFP slots.
74
+ - You need modular, hot-swappable fiber/copper connections.
75
+
76
+- Use a **Media Converter** when:
77
+ - Your device lacks SFP slots.
78
+ - You need to convert Ethernet to fiber externally.
79
+
80
+
81
+
82
+
18 83
## ref
19 84
20 85
- [[fiber-optic-connector-dat]]
Tech-dat/sensor-camera-dat/VTX-dat/fiber-analog-video-dat/2025-03-27-18-17-54.png
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... ...
@@ -4,3 +4,9 @@
4 4
![](2025-06-19-15-14-20.png)
5 5
6 6
7
+## customized analog-video plus serial data fiber-optic transceiver
8
+
9
+![](2025-03-27-18-17-54.png)
10
+
11
+![](2025-03-27-18-19-08.png)
12
+