- 57 -
BA13
MN1/lA. 2 MN1/503 or MN1/508. 2 MN1/505. OS2/31. PA9/5 or
PA9/9. PS2/49. PS2/68. PS3/27. PA17/525. PA6/523. PA9/510.
and. where required. FL3/33 or FL3/39. MN2M/2. MN2M/505.
MN2M/508. DD 1969. OBSOLESCENT.
==========================================================================
BA13 Sub Group not available for new designs DD 1977.
BA14/1
BA14 EQUIPPED SWITCHING BAY
Continuity Interchange Switching Bay for switching
continuity suites to 6 networks and permitting any number
of the networks to be fed from one suite. Controlled by
PA8/320. 2 JF/116. PA9/14. PA20/8. 12 NE1/9. 4 NE1/10.
PN3/23. DD 1969. DD Spec 3.500. OBSOLESCENT.
====-=====================================================================
BA14 Sub Group not available for new designs DD 1977.
BA15/1
BA15/2
BA15/3
BA15/4
BA15/5
BA15 EQUIPPED CONTINUITY BAY
Continuity Reserve Position Bay used with DK2/13 in
EP10/14. FW2/3A with PA9/5. 2 PN3/23A. PN3/23B. 2 PS2/9.
AMS/4A. 2 AM7/2A. 5 AM7/4A. 2 ME12/4. 2 JF/111. PA17/135.
PA17/136. PA17/139. First used Belfast. DD 1965.
DD Spec 3.411. OBSOLESCENT.
Continuity Cubicle Bay used with DK2/14 in EP10/14.
FW2/3A with PA9/5. PN3/23A. PN3/23B. PS2/9. AM15/4A. 2
ME12/4. 3 AM7/2A. 3 AM7/4A. AM9/6. JF/111. PA17/132.
PA17/133. PA17/140. FR/7. First used Belfast. DD 1965.
DD Spec 3.409. OBSOLESCENT.
Stereo Continuity Bay used in EP10/16. Type 12 bay with
FR/7. PA17/37. PA17/38. 3 PA17/150. 2 PN3/23F. 2 PS2/9. 3
AM7/2. 8 ME12/4. DD 1967. DD Spec. 3.443. WITHDRAWN.
Stereo Continuity Bay used in EP10/16. Type 12 bay with
JF/115. PA17/151. PA17/l52. PA17/l53. PA17/l55. PA17/l47.
2 PA17/44. PAl/58. PAl/59. DD 1967. DD Spec 3.443.
WITHDRAWN.
Continuity Bay used in EPlO/17. FW2/3D with PA9/9. 4
PS2/95 on PN3/52. 2 JF/1l6. UN4/l. and a Ferrograph
machine for flutter echo. DD 1969. DD Spec 3.531.
OBSOLESCENT.
==========================================================================
BA15 Sub Group not available for new designs DD 1977.

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