Online Data Transfer Units Converter
How to Convert from H12 to IDE (UDMA mode 1)

How to Convert from H12 to IDE (UDMA mode 1)

Learn how to convert from the vendor-specific H12 identifier to the legacy IDE (UDMA mode 1) transfer mode using this straightforward unit converter for data transfer metrics.

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

H12 to IDE (UDMA mode 1) Conversion Table

H12 IDE (UDMA mode 1)

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.
H12 to IDE (UDMA mode 1) Conversion Table
H12 IDE (UDMA mode 1)

Explore More Data Transfer Units Converter

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

What Is This Tool?

This tool converts values from H12, a vendor or internal data stream identifier, to IDE (UDMA mode 1), a legacy Parallel ATA transfer mode with defined data rates. It helps interpret hardware diagnostics, performance tiers, and documentation involving these units.

How to Use This Tool?

  • Enter the quantity expressed in H12 units into the input field
  • Select the source unit as H12 and the target unit as IDE (UDMA mode 1)
  • Click the convert button to get the equivalent value in IDE (UDMA mode 1)
  • Use the result to inform diagnostics, documentation interpretation, or benchmarking

Key Features

  • Converts vendor-specific H12 identifiers to established IDE (UDMA mode 1) transfer rates
  • Simple multiplier-based conversion using a fixed rate
  • Supports interpretation of legacy hardware transfer modes and diagnostic settings
  • Browser-based and easy to use for networking and vintage PC contexts

Examples

  • Convert 10 H12: 10 × 0.0096 = 0.096 IDE (UDMA mode 1)
  • Convert 50 H12: 50 × 0.0096 = 0.48 IDE (UDMA mode 1)

Common Use Cases

  • Translating vendor-specific or internal data stream identifiers to legacy hardware transfer units
  • Diagnosing BIOS or drive transfer settings on older Parallel ATA devices
  • Benchmarking performance tiers of vintage IDE hard disks or optical drives
  • Analyzing service-class or data-plan classifications in network equipment documentation

Tips & Best Practices

  • Ensure the context of H12 is clearly understood as it is not a standard unit
  • Use this conversion mainly for legacy or vendor-specific documentation
  • Understand the physical limits of IDE (UDMA mode 1) when interpreting results
  • Verify conversions in relation to diagnostic or benchmarking goals

Limitations

  • H12 is not an official unit and its meaning varies by vendor or equipment context
  • IDE (UDMA mode 1) is constrained by older Parallel ATA standards and theoretical maximum rates
  • Conversion results may not reflect real-world throughput due to overhead or device conditions
  • Caution is needed when applying this conversion outside specialized vintage or network equipment scenarios

Frequently Asked Questions

What is the unit H12 used for?
H12 is a vendor-specific or internal identifier for data streams, device ports, or service classes but is not a recognized standard unit of data transfer.

What does IDE (UDMA mode 1) represent?
IDE (UDMA mode 1) is a legacy Ultra DMA transfer mode for Parallel ATA drives, defining a theoretical maximum transfer rate of about 25 MB/s in older hardware.

How do I convert from H12 to IDE (UDMA mode 1)?
Multiply the value in H12 by 0.0096 to obtain the equivalent IDE (UDMA mode 1) units.

Key Terminology

H12
A vendor-specific identifier or internal classification used in documentation or equipment; not a standard data transfer unit.
IDE (UDMA mode 1)
An Ultra DMA transfer mode for Parallel ATA drives with a theoretical maximum data rate of about 25 MB/s defined in ATA/ATAPI standards.
Conversion Rate
The fixed factor used to translate values from H12 to IDE (UDMA mode 1), which is 1 H12 equals 0.0096 IDE (UDMA mode 1).

Quick Knowledge Check

What type of unit is H12?
What is IDE (UDMA mode 1) primarily used for?
What is the conversion formula from H12 to IDE (UDMA mode 1)?