Online Data Transfer Units Converter
Convert STM-1 (signal) to T1 (payload) Online

Convert STM-1 (signal) to T1 (payload) Online

Easily convert between STM-1 (signal) and T1 (payload) data transfer units. Understand the relationship and practical applications of STM-1 and T1 in telecom network provisioning and planning.

Please check your input. It must be a valid numeric value.

STM-1 (signal) to T1 (payload) Conversion Table

STM-1 (signal) T1 (payload)

Custom Unit Conversion Table Generator – Instant Printable Conversion Tables

Enter the starting number (positive decimal or integer ≥ 0). Example: 0.1, 1, 5.
Enter the ending number (positive decimal or integer > Start Value). Example: 10, 50, 100.
Enter the step size (positive decimal > 0 and < End Value – Start Value). Example: 1.0, 2.5.
STM-1 (signal) to T1 (payload) Conversion Table
STM-1 (signal) T1 (payload)

Explore More Data Transfer Units Converter

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  2. How to convert from STM-1 (signal) to bit/second [b/s]?
  3. How to convert from byte/second [B/s] to STM-1 (signal)?
  4. How to convert from STM-1 (signal) to byte/second [B/s]?
  5. How to convert from kilobit/second (SI def.) to STM-1 (signal)?
  6. How to convert from STM-1 (signal) to kilobit/second (SI def.)?
  7. How to convert from kilobyte/second (SI def.) to STM-1 (signal)?
  8. How to convert from STM-1 (signal) to kilobyte/second (SI def.)?
  9. How to convert from kilobit/second [kb/s] to STM-1 (signal)?
  10. How to convert from STM-1 (signal) to kilobit/second [kb/s]?
  11. How to convert from kilobyte/second [kB/s] to STM-1 (signal)?
  12. How to convert from STM-1 (signal) to kilobyte/second [kB/s]?
  13. How to convert from megabit/second (SI def.) to STM-1 (signal)?
  14. How to convert from STM-1 (signal) to megabit/second (SI def.)?
  15. How to convert from megabyte/second (SI def.) to STM-1 (signal)?
  16. How to convert from STM-1 (signal) to megabyte/second (SI def.)?
  17. How to convert from megabit/second [Mb/s] to STM-1 (signal)?
  18. How to convert from STM-1 (signal) to megabit/second [Mb/s]?
  19. How to convert from megabyte/second [MB/s] to STM-1 (signal)?
  20. How to convert from STM-1 (signal) to megabyte/second [MB/s]?
  21. How to convert from gigabit/second (SI def.) to STM-1 (signal)?
  22. How to convert from STM-1 (signal) to gigabit/second (SI def.)?
  23. How to convert from gigabyte/second (SI def.) to STM-1 (signal)?
  24. How to convert from STM-1 (signal) to gigabyte/second (SI def.)?
  25. How to convert from gigabit/second [Gb/s] to STM-1 (signal)?
  26. How to convert from STM-1 (signal) to gigabit/second [Gb/s]?
  27. How to convert from gigabyte/second [GB/s] to STM-1 (signal)?
  28. How to convert from STM-1 (signal) to gigabyte/second [GB/s]?
  29. How to convert from terabit/second (SI def.) to STM-1 (signal)?
  30. How to convert from STM-1 (signal) to terabit/second (SI def.)?
  31. How to convert from terabyte/second (SI def.) to STM-1 (signal)?
  32. How to convert from STM-1 (signal) to terabyte/second (SI def.)?
  33. How to convert from terabit/second [Tb/s] to STM-1 (signal)?
  34. How to convert from STM-1 (signal) to terabit/second [Tb/s]?
  35. How to convert from terabyte/second [TB/s] to STM-1 (signal)?
  36. How to convert from STM-1 (signal) to terabyte/second [TB/s]?
  37. How to convert from ethernet to STM-1 (signal)?
  38. How to convert from STM-1 (signal) to ethernet?
  39. How to convert from ethernet (fast) to STM-1 (signal)?
  40. How to convert from STM-1 (signal) to ethernet (fast)?
  41. How to convert from ethernet (gigabit) to STM-1 (signal)?
  42. How to convert from STM-1 (signal) to ethernet (gigabit)?
  43. How to convert from OC1 to STM-1 (signal)?
  44. How to convert from STM-1 (signal) to OC1?
  45. How to convert from OC3 to STM-1 (signal)?
  46. How to convert from STM-1 (signal) to OC3?
  47. How to convert from OC12 to STM-1 (signal)?
  48. How to convert from STM-1 (signal) to OC12?
  49. How to convert from OC24 to STM-1 (signal)?
  50. How to convert from STM-1 (signal) to OC24?
  51. How to convert from OC48 to STM-1 (signal)?
  52. How to convert from STM-1 (signal) to OC48?
  53. How to convert from OC192 to STM-1 (signal)?
  54. How to convert from STM-1 (signal) to OC192?
  55. How to convert from OC768 to STM-1 (signal)?
  56. How to convert from STM-1 (signal) to OC768?
  57. How to convert from ISDN (single channel) to STM-1 (signal)?
  58. How to convert from STM-1 (signal) to ISDN (single channel)?
  59. How to convert from ISDN (dual channel) to STM-1 (signal)?
  60. How to convert from STM-1 (signal) to ISDN (dual channel)?
  61. How to convert from modem (110) to STM-1 (signal)?
  62. How to convert from STM-1 (signal) to modem (110)?
  63. How to convert from modem (300) to STM-1 (signal)?
  64. How to convert from STM-1 (signal) to modem (300)?
  65. How to convert from modem (1200) to STM-1 (signal)?
  66. How to convert from STM-1 (signal) to modem (1200)?
  67. How to convert from modem (2400) to STM-1 (signal)?
  68. How to convert from STM-1 (signal) to modem (2400)?
  69. How to convert from modem (9600) to STM-1 (signal)?
  70. How to convert from STM-1 (signal) to modem (9600)?
  71. How to convert from modem (14.4k) to STM-1 (signal)?
  72. How to convert from STM-1 (signal) to modem (14.4k)?
  73. How to convert from modem (28.8k) to STM-1 (signal)?
  74. How to convert from STM-1 (signal) to modem (28.8k)?
  75. How to convert from modem (33.6k) to STM-1 (signal)?
  76. How to convert from STM-1 (signal) to modem (33.6k)?
  77. How to convert from modem (56k) to STM-1 (signal)?
  78. How to convert from STM-1 (signal) to modem (56k)?
  79. How to convert from SCSI (Async) to STM-1 (signal)?
  80. How to convert from STM-1 (signal) to SCSI (Async)?
  81. How to convert from SCSI (Sync) to STM-1 (signal)?
  82. How to convert from STM-1 (signal) to SCSI (Sync)?
  83. How to convert from SCSI (Fast) to STM-1 (signal)?
  84. How to convert from STM-1 (signal) to SCSI (Fast)?
  85. How to convert from SCSI (Fast Ultra) to STM-1 (signal)?
  86. How to convert from STM-1 (signal) to SCSI (Fast Ultra)?
  87. How to convert from SCSI (Fast Wide) to STM-1 (signal)?
  88. How to convert from STM-1 (signal) to SCSI (Fast Wide)?
  89. How to convert from SCSI (Fast Ultra Wide) to STM-1 (signal)?
  90. How to convert from STM-1 (signal) to SCSI (Fast Ultra Wide)?
  91. How to convert from SCSI (Ultra-2) to STM-1 (signal)?
  92. How to convert from STM-1 (signal) to SCSI (Ultra-2)?
  93. How to convert from SCSI (Ultra-3) to STM-1 (signal)?
  94. How to convert from STM-1 (signal) to SCSI (Ultra-3)?
  95. How to convert from SCSI (LVD Ultra80) to STM-1 (signal)?
  96. How to convert from STM-1 (signal) to SCSI (LVD Ultra80)?
  97. How to convert from SCSI (LVD Ultra160) to STM-1 (signal)?
  98. How to convert from STM-1 (signal) to SCSI (LVD Ultra160)?
  99. How to convert from IDE (PIO mode 0) to STM-1 (signal)?
  100. How to convert from STM-1 (signal) to IDE (PIO mode 0)?
  101. How to convert from IDE (PIO mode 1) to STM-1 (signal)?
  102. How to convert from STM-1 (signal) to IDE (PIO mode 1)?
  103. How to convert from IDE (PIO mode 2) to STM-1 (signal)?
  104. How to convert from STM-1 (signal) to IDE (PIO mode 2)?
  105. How to convert from IDE (PIO mode 3) to STM-1 (signal)?
  106. How to convert from STM-1 (signal) to IDE (PIO mode 3)?
  107. How to convert from IDE (PIO mode 4) to STM-1 (signal)?
  108. How to convert from STM-1 (signal) to IDE (PIO mode 4)?
  109. How to convert from IDE (DMA mode 0) to STM-1 (signal)?
  110. How to convert from STM-1 (signal) to IDE (DMA mode 0)?
  111. How to convert from IDE (DMA mode 1) to STM-1 (signal)?
  112. How to convert from STM-1 (signal) to IDE (DMA mode 1)?
  113. How to convert from IDE (DMA mode 2) to STM-1 (signal)?
  114. How to convert from STM-1 (signal) to IDE (DMA mode 2)?
  115. How to convert from IDE (UDMA mode 0) to STM-1 (signal)?
  116. How to convert from STM-1 (signal) to IDE (UDMA mode 0)?
  117. How to convert from IDE (UDMA mode 1) to STM-1 (signal)?
  118. How to convert from STM-1 (signal) to IDE (UDMA mode 1)?
  119. How to convert from IDE (UDMA mode 2) to STM-1 (signal)?
  120. How to convert from STM-1 (signal) to IDE (UDMA mode 2)?
  121. How to convert from IDE (UDMA mode 3) to STM-1 (signal)?
  122. How to convert from STM-1 (signal) to IDE (UDMA mode 3)?
  123. How to convert from IDE (UDMA mode 4) to STM-1 (signal)?
  124. How to convert from STM-1 (signal) to IDE (UDMA mode 4)?
  125. How to convert from IDE (UDMA-33) to STM-1 (signal)?
  126. How to convert from STM-1 (signal) to IDE (UDMA-33)?
  127. How to convert from IDE (UDMA-66) to STM-1 (signal)?
  128. How to convert from STM-1 (signal) to IDE (UDMA-66)?
  129. How to convert from USB to STM-1 (signal)?
  130. How to convert from STM-1 (signal) to USB?
  131. How to convert from firewire (IEEE-1394) to STM-1 (signal)?
  132. How to convert from STM-1 (signal) to firewire (IEEE-1394)?
  133. How to convert from T0 (payload) to STM-1 (signal)?
  134. How to convert from STM-1 (signal) to T0 (payload)?
  135. How to convert from T0 (B8ZS payload) to STM-1 (signal)?
  136. How to convert from STM-1 (signal) to T0 (B8ZS payload)?
  137. How to convert from T1 (signal) to STM-1 (signal)?
  138. How to convert from STM-1 (signal) to T1 (signal)?
  139. How to convert from T1 (payload) to STM-1 (signal)?
  140. How to convert from STM-1 (signal) to T1 (payload)?
  141. How to convert from T1Z (payload) to STM-1 (signal)?
  142. How to convert from STM-1 (signal) to T1Z (payload)?
  143. How to convert from T1C (signal) to STM-1 (signal)?
  144. How to convert from STM-1 (signal) to T1C (signal)?
  145. How to convert from T1C (payload) to STM-1 (signal)?
  146. How to convert from STM-1 (signal) to T1C (payload)?
  147. How to convert from T2 (signal) to STM-1 (signal)?
  148. How to convert from STM-1 (signal) to T2 (signal)?
  149. How to convert from T3 (signal) to STM-1 (signal)?
  150. How to convert from STM-1 (signal) to T3 (signal)?
  151. How to convert from T3 (payload) to STM-1 (signal)?
  152. How to convert from STM-1 (signal) to T3 (payload)?
  153. How to convert from T3Z (payload) to STM-1 (signal)?
  154. How to convert from STM-1 (signal) to T3Z (payload)?
  155. How to convert from T4 (signal) to STM-1 (signal)?
  156. How to convert from STM-1 (signal) to T4 (signal)?
  157. How to convert from E.P.T.A. 1 (signal) to STM-1 (signal)?
  158. How to convert from STM-1 (signal) to E.P.T.A. 1 (signal)?
  159. How to convert from E.P.T.A. 1 (payload) to STM-1 (signal)?
  160. How to convert from STM-1 (signal) to E.P.T.A. 1 (payload)?
  161. How to convert from E.P.T.A. 2 (signal) to STM-1 (signal)?
  162. How to convert from STM-1 (signal) to E.P.T.A. 2 (signal)?
  163. How to convert from E.P.T.A. 2 (payload) to STM-1 (signal)?
  164. How to convert from STM-1 (signal) to E.P.T.A. 2 (payload)?
  165. How to convert from E.P.T.A. 3 (signal) to STM-1 (signal)?
  166. How to convert from STM-1 (signal) to E.P.T.A. 3 (signal)?
  167. How to convert from E.P.T.A. 3 (payload) to STM-1 (signal)?
  168. How to convert from STM-1 (signal) to E.P.T.A. 3 (payload)?
  169. How to convert from H0 to STM-1 (signal)?
  170. How to convert from STM-1 (signal) to H0?
  171. How to convert from H11 to STM-1 (signal)?
  172. How to convert from STM-1 (signal) to H11?
  173. How to convert from H12 to STM-1 (signal)?
  174. How to convert from STM-1 (signal) to H12?
  175. How to convert from Virtual Tributary 1 (signal) to STM-1 (signal)?
  176. How to convert from STM-1 (signal) to Virtual Tributary 1 (signal)?
  177. How to convert from Virtual Tributary 1 (payload) to STM-1 (signal)?
  178. How to convert from STM-1 (signal) to Virtual Tributary 1 (payload)?
  179. How to convert from Virtual Tributary 2 (signal) to STM-1 (signal)?
  180. How to convert from STM-1 (signal) to Virtual Tributary 2 (signal)?
  181. How to convert from Virtual Tributary 2 (payload) to STM-1 (signal)?
  182. How to convert from STM-1 (signal) to Virtual Tributary 2 (payload)?
  183. How to convert from Virtual Tributary 6 (signal) to STM-1 (signal)?
  184. How to convert from STM-1 (signal) to Virtual Tributary 6 (signal)?
  185. How to convert from Virtual Tributary 6 (payload) to STM-1 (signal)?
  186. How to convert from STM-1 (signal) to Virtual Tributary 6 (payload)?
  187. How to convert from STS1 (signal) to STM-1 (signal)?
  188. How to convert from STM-1 (signal) to STS1 (signal)?
  189. How to convert from STS1 (payload) to STM-1 (signal)?
  190. How to convert from STM-1 (signal) to STS1 (payload)?
  191. How to convert from STS3 (signal) to STM-1 (signal)?
  192. How to convert from STM-1 (signal) to STS3 (signal)?
  193. How to convert from STS3 (payload) to STM-1 (signal)?
  194. How to convert from STM-1 (signal) to STS3 (payload)?
  195. How to convert from STS3c (signal) to STM-1 (signal)?
  196. How to convert from STM-1 (signal) to STS3c (signal)?
  197. How to convert from STS3c (payload) to STM-1 (signal)?
  198. How to convert from STM-1 (signal) to STS3c (payload)?
  199. How to convert from STS12 (signal) to STM-1 (signal)?
  200. How to convert from STM-1 (signal) to STS12 (signal)?
  201. How to convert from STS24 (signal) to STM-1 (signal)?
  202. How to convert from STM-1 (signal) to STS24 (signal)?
  203. How to convert from STS48 (signal) to STM-1 (signal)?
  204. How to convert from STM-1 (signal) to STS48 (signal)?
  205. How to convert from STS192 (signal) to STM-1 (signal)?
  206. How to convert from STM-1 (signal) to STS192 (signal)?
  207. How to convert from STM-4 (signal) to STM-1 (signal)?
  208. How to convert from STM-1 (signal) to STM-4 (signal)?
  209. How to convert from STM-16 (signal) to STM-1 (signal)?
  210. How to convert from STM-1 (signal) to STM-16 (signal)?
  211. How to convert from STM-64 (signal) to STM-1 (signal)?
  212. How to convert from STM-1 (signal) to STM-64 (signal)?

What Is This Tool?

This converter allows you to translate data transfer rates from STM-1 (signal), a basic Synchronous Digital Hierarchy transmission unit, to T1 (payload), the user-data throughput of a North American T1 digital carrier. It helps clarify how many T1 payload channels fit into an STM-1 signal.

How to Use This Tool?

  • Enter the value in STM-1 (signal) units you want to convert
  • Select the target unit as T1 (payload)
  • Click convert to see the equivalent T1 payload value
  • Use the result to aid in telecom network provisioning or capacity planning

Key Features

  • Converts STM-1 (signal) units to equivalent T1 (payload) units based on bitrate
  • Supports telecom network capacity planning and legacy system interworking
  • Browser-based, user-friendly interface for quick conversions
  • Reflects real-world usage scenarios like fiber backbone provisioning and channel allocation

Examples

  • 1 STM-1 (signal) equals approximately 115.71 T1 (payload)
  • 2 STM-1 (signal) corresponds to around 231.43 T1 (payload)

Common Use Cases

  • Provisioning 155.52 Mbit/s fiber links in telecom networks
  • Aggregating lower-rate PDH channels over SDH infrastructure
  • Interfacing between SDH STM-1 and SONET OC-3 systems
  • Planning PBX and trunk channel capacity in voice systems
  • Mapping legacy T1 circuit capacity within higher-rate SDH signals

Tips & Best Practices

  • Confirm units carefully before conversion to prevent errors
  • Use the tool for approximate payload capacity planning, not precise line coding details
  • Consider regional system differences: T1 payload is North America specific
  • Combine conversion results with network design data for optimal provisioning

Limitations

  • Conversion reflects bitrate and payload capacity but excludes overhead or line coding variations
  • T1 payload results apply only to North American digital carriers
  • STM-1 includes framing bits; usable payload may vary by system implementation

Frequently Asked Questions

What does STM-1 (signal) represent in telecom?
STM-1 (signal) is the fundamental transmission unit in the Synchronous Digital Hierarchy, carrying a synchronous framed signal at 155.52 Mbit/s.

What is the key difference between T1 payload and gross T1 bitrate?
T1 payload refers to the usable user-data throughput of 1.536 Mbps excluding framing overhead, while the gross T1 bitrate includes framing and totals 1.544 Mbps.

Why is this conversion useful?
It helps network planners understand how many T1 channels fit inside an STM-1 signal, which is essential when integrating legacy T1 circuits with STM-1 infrastructure.

Key Terminology

STM-1 (signal)
The basic transmission unit of the Synchronous Digital Hierarchy at 155.52 Mbit/s, used to carry synchronous framed signals.
T1 (payload)
The usable user-data rate of a North American T1 line, representing 24 channels each at 64 kbps for a total of 1.536 Mbps excluding framing overhead.
Payload
The portion of a digital signal used for actual user data, excluding overhead such as framing.

Quick Knowledge Check

What is the gross bit rate of an STM-1 (signal)?
How many T1 (payload) units are approximately equal to 1 STM-1 (signal)?
T1 (payload) data rate excludes which component?