C32 - Telephone Sets
C32.538, Issue 3, Oct 53 - Extract including pages 1 and 3 (Table A) highlighting conversions from 500 J and K to 500 C and D.
C32.535 Supplementary Addendum, Issue A, 10/15/53, TPT&T, 6 pages.
C32.535 Addendum, Issue D, 8/15/54, TPT&T, 2 pages, Noisy Locations
C32.535, Issue 4, May 54, 6 pages, Description and Use
C32.537 Addendum, Issue 1, Jun 54, 1 page, Installation
C32.537 Addendum, Issue A, 11/15/53, TPT&T, 1 page, Installation
C32.537, Issue 3, Apr 54, 11 pages, Installation
C32.538, Issue 3, Oct 53, 37 pages (missing page 2), Cording
C32.539, Issue 2, Jun 54, 18 pages, Maintenance
C32.537 Issue 3, Apr54? April 1954? - 500 and 501 type sets, Installation
C32.537?Addendum Issue 1, Jun54? June 1953
C32.537 Addendum Issue A, Nov53? November 1953
Issue 3, Oct53? October 1953
500 A, B, C, D, E, H, J, K, L and M.?? 501 A, B, C, D, F,?J, K.
502 A and B.?? 510 A, B, E and F.?? 511 A and B.
Issue 2, Jun54? June 1954
500 A. B. C. D, E, F, H, J, K, L and M.
501 A. B. C. D,?F,?J?and?K.
Issue 4, May54? May 1954 - Telephone Sets 500 and 501 Type Description and Use
Addendum Issue A, Oct53 October 1953, 10/15/53
Addendum Issue D, Aug54 August 1954, 8/15/54, Noisy Locations
American Telephone and Telegraph Company
BELL SYSTEM PRACTICES
Station Installation and Maintenance
Issue 7, April, 1954
AT&T Co Standard
302, 303, 304, 305, 306, 307, 309, 329 AND
D-173487 (modified TP-6) TYPES
DESCRIPTION AND USE
1.01 This section covers information pertaining to the
302, 303, 304, 305, 306, 307, 309, 329 and the D-173487-type
telephone sets for indoor use.
1.02 This section is reissued to include data on the 329-type
telephone sets and to make various changes, additions
and corrections to bring practice up to date.
1.03 The telephone sets in this section are antisidetone sets
consisting of a handset and a telephone set mounting which, in addition
to a dial or apparatus blank, houses a ringer,
condensers, induction coil and, in certain cases, a vacuum tube. The
only exception is the 329-type set, which does not
have the ringer, condenser or induction coil in the housing. A cord for
connecting the telephone set to the line is also
included. The line is terminated at a connecting block or jack near the
1.04 This section covers mountings with both metal and
thermomastic housings. The latter has a more permanent finish, but is
more fragile than metal housings and should
therefore be handled carefully.
1.05 In general, the sets are installed in accordance with
instructions included in the sections in Division C30 covering the
locating and mounting of hand telephone sets
and the installation of connecting blocks.
American Telephone and Telegraph Company
BELL SYSTEM PRACTICES, SECTION C32.509
Station Installation and Maintenance - Issue 3, March, 1953 AT&T Co Standard
TELEPHONE SETS 354, 356 AND 357 TYPES
DESCRIPTION AND INSTALLATION
1.01 This section gives general information relating to the
description and installation of the 354, 356 and 357-type telephone
sets. It is reissued to include information regarding
the 6-type dial, to make minor changes in Fig. 2 and include revision
of the 172A-type backboard.
1.02 These telephone sets are anti-sidetone sets arranged
for wall mounting consisting of an F-type hand set and a telephone set
mounting which in addition to a dial or apparatus
blank houses a ringer, condenser, induction coil and the necessary
terminals for making line connection to the sets.
In addition, a vacuum tube is included in the 356-type set and a
retardation coil in the 357-type set.
The line is terminated on the terminals provided in the sets. The
housing is made ofi thermoplastic material which is
fragile and should therefore be handled carefully. These sets are
available in either black or ivory finish.
2.01 The 354-type telephone set shown in Figs. 1 and 2 is used at common
battery anti-sidetone stations on non-apolarized ringing lines in the
following classes of service.
Individual Lines (Manual and Dial)
Two-Party Selective Flat Rate (Manual and Dial) Two-Party Selective
Message Rate (Manual and Dial) Four-Party Semiselective (Manual and
Dial) Divided Code Ringing (Manual and Dial) Non-Selective Party Lines
(Manual and Dial) Regular P.B.X. Stations (Manual and Dial) 755A and
750A P.B.X. Keyless Stations
BSP C32.559 554, 556 and 558 type telephone sets
Issue 1, Feb., 1955
Issue 1, July 1954. Includes Addendum issue B, November 1953.
Issue 1, October 1948.
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