Mainline Sounder 15B - 90 Ohm |
1900 ? |
Morse+TTY |
|
5 |
 |
|
|
|
Loud Speaking Telephone |
1912 |
Speaker-P |
|
2 |
 |
|
|
|
Dry Cell Tester |
1912 ?? |
Equipment |
|
3 |
 |
|
|
|
Loud Speaker Telephone CW-929 |
1915 ?? |
Speaker-P |
|
2 |
 |
|
|
|
amplificateur CW 926 A |
1917 |
Ampl/Mixer |
3 - VT-1 |
11 |
 |
|
|
$ |
CW 766 Amplifier |
1917 |
Ampl/Mixer |
2 - VT-1 |
3 |
 |
|
|
|
SCR 59 Airplane Radio Receiving Set |
1917 |
Mil Re |
3 - VT-1 |
18 |
 |
|
|
$ |
Telephone Headset D16017 |
1917 ?? |
Speaker-P |
|
1 |
 |
|
|
|
Radio Receiving Set Type AR4 (BC14) |
1917/18 |
Crystal |
|
7 |
 |
|
|
$ |
Audion Control Box Type SE1070 |
1918 |
mod-pre26 |
1 - VT-1 |
27 |
 |
1S |
|
$ |
CW 938 A [A] |
1918 |
Commercial TRX |
5 - VT-2 |
18 |
 |
|
|
$ |
Radio Telephone Set Box Type BC-13A |
1918 |
Mil TRX |
5 - VT-1 |
11 |
 |
|
|
$ |
SCR68 |
1918 |
Commercial TRX |
3 |
11 |
 |
|
|
$ |
Sub-Chaser Radiotelephone Set CW-936 |
1918 |
Commercial TRX |
|
3 |
 |
|
|
|
Airplane Interphone SCR57 |
1918 ? |
Misc |
|
7 |
 |
|
|
|
Microphone CW-930 |
1918 ? |
Microphone/PU |
|
3 |
 |
|
|
|
Microphone Type 328-W D14293 |
1918 ? |
Microphone/PU |
|
2 |
 |
|
|
|
SE-1000B |
1918 ? |
Ampl/Mixer |
2 - VT-1 |
5 |
 |
|
|
$ |
Spark Transmitter SCR-74 A |
1918 ? |
Commercial Tr |
|
5 |
 |
|
|
|
Switchboard CW-928 |
1918 ? |
Military |
|
2 |
 |
|
|
|
Handle with Push-Button Switch for CW 936 CW 1054 |
1918 ?? |
Misc |
|
2 |
 |
|
|
|
Headphones 509-W |
1918 ?? |
Speaker-P |
|
8 |
 |
|
|
$ |
Filter FL-1-A |
1918/19 ? |
Power-S |
|
3 |
 |
1S |
|
|
Buzzerphone EE1-A |
1919 |
Military |
|
4 |
 |
|
|
|
Carbon transmitter (microphone) 373-W |
1920 ? |
Microphone/PU |
|
3 |
 |
|
|
|
Inverseur d'antenne Antenna Switch CW-969 |
1920 ?? |
Military |
|
1 |
 |
|
|
|
Ringer Box 315H |
1920 ?? |
Telephony |
|
10 |
 |
|
|
|
Radio Telegraph Set Box Type BC-45 |
1920/21 ? |
Mil TRX |
5 - VT-1 |
5 |
 |
|
|
|
Aerial-A Tube Detector Unit |
1922 |
Radio |
1 |
1 |
 |
|
|
|
Amplifier 7-A |
1922 |
Ampl/Mixer |
3 - 216A |
38 |
 |
2S |
|
$ |
2-A Current Supply Set |
1922 |
Power-S |
2 - 217A |
9 |
 |
|
|
$ |
2-C Amplifier |
1922 |
Ampl/Mixer |
3 |
|
|
|
|
|
3-A |
1922 |
Radio |
4 |
9 |
 |
|
|
$ |
4-A |
1922 |
Radio |
7 - 215A |
18 |
 |
|
|
$ |
Horn Speaker 518-W |
1922 ? |
Speaker-P |
|
9 |
 |
|
|
$ |
Reflex Receiver R-1W + R5 (Amplifier Unit) |
1922 ? |
Radio |
3 - 215A |
1 |
 |
|
|
|
522 W Loud Speaking Telephone Receiver |
1922 ? |
Speaker-P |
|
|
|
|
|
$ |
Audio Frequency Amplifier Type 2A |
1922 ?? |
Ampl/Mixer |
3 - 216A |
9 |
 |
|
|
|
10-A Loud Speaking Telephone Outfit |
1922/23 |
Ampl/Mixer |
3 - 216A |
3 |
 |
|
|
|
10-D Loud Speaking Horn Loud Speaking Telephone Outfit |
1922/23 |
Speaker-P |
|
21 |
 |
|
|
$ |
3-B |
1923 |
Radio |
4 |
25 |
 |
1S |
|
|
8-A Microphone Amplifier |
1923 |
Ampl/Mixer |
3 - 102DW |
4 |
 |
1S |
|
|
14-A Loud Speaker w. Amp. |
1923 |
Speaker-P |
3 - 216A |
19 |
 |
|
|
$ |
48 |
1923 |
Radio |
|
|
|
|
|
|
521 CW Loud Speaker |
1923 |
Speaker-P |
|
1 |
 |
|
|
|
521 W Loud Speaker |
1923 |
Speaker-P |
|
8 |
 |
|
|
$ |
Preamplifier/line amplifier 24B |
1923 ? |
Ampl/Mixer |
2 - 102E |
1 |
 |
|
|
|
2-B Tuning Unit |
1923 ? |
mod-past25 |
|
12 |
 |
|
|
$ |
Amplifier 23A |
1923 ?? |
Ampl/Mixer |
1 - 215A |
7 |
 |
|
|
|
8-A, 8-B Microphone |
1923 ?? |
Microphone/PU |
|
6 |
 |
|
|
|
4-B |
1924 |
Radio |
6 - 215A |
5 |
 |
1S |
|
$ |
540-AW Hornless Loudspeaker |
1924 |
Speaker-P |
|
21 |
 |
|
|
$ |
548 A-W Cone Speaker |
1924 |
Speaker-P |
|
|
|
|
|
|
548 C-W Cone Speaker |
1924 |
Speaker-P |
|
|
|
|
|
|
Filter 20-A |
1924 ? |
mod-pre26 |
|
7 |
 |
|
|
$ |
Microphone Amplifier Microphone Amplifier |
1924 ? |
Ampl/Mixer |
2 - 102DW |
1 |
 |
1S |
|
|
Public Address Audio Amplifier Type 13-C |
1924 ? |
Ampl/Mixer |
4 - 205D |
28 |
 |
|
|
$ |
Tuning Unit 2-A |
1924 ? |
mod-pre26 |
|
8 |
 |
|
|
$ |
4-C |
1924 ? |
Radio |
|
9 |
 |
|
|
$ |
548-DW Hinged Wall Speaker |
1924 ? |
Speaker-P |
|
|
|
|
|
|
Audio Amplifier Type 13-B |
1924 ?? |
Ampl/Mixer |
4 - 205D |
21 |
 |
|
|
|
560 A-W Hornless Loudspeaker |
1924–28 |
Speaker-P |
|
2 |
 |
|
|
$ |
44002 Horn Speaker |
1925 |
Speaker-P |
|
1 |
 |
1S |
|
|
44005 |
1925 |
Speaker-P |
|
1 |
 |
1S |
|
|
Amplifier 9-A |
1925 ? |
Ampl/Mixer |
2 - 205D |
1 |
 |
1S |
|
|
Amplifier 17-B |
1925 ? |
Ampl/Mixer |
2 - 102D |
|
|
1S |
|
|
Carbon granule radio microphone |
1925 ? |
Microphone/PU |
|
|
|
|
|
|
4-D |
1925 ? |
Commercial Re |
6 - 215A |
14 |
 |
|
|
$ |
543 W Loud Speaker |
1925 ? |
Speaker-P |
|
|
|
|
|
$ |
Carbon Microphone 600A |
1925 ?? |
Microphone/PU |
|
5 |
 |
|
|
|
Gooseneck Speaker Small |
1925 ?? |
Speaker-P |
|
2 |
 |
|
|
|
Horn Speaker |
1925 ?? |
Speaker-P |
|
3 |
 |
|
|
$ |
Statuary Bronze Microphone 9A |
1925 ?? |
Microphone/PU |
1 - 264B |
7 |
 |
|
|
|
25-B |
1925–28 ? |
Ampl/Mixer |
2 - 205D |
10 |
 |
|
|
$ |
45-A |
1925–28 ? |
Ampl/Mixer |
2 - 205D |
1 |
 |
1S |
|
|
D-81629 |
1925–30 ? |
Equipment |
4 - 101D |
3 |
 |
|
|
|
6004C |
1926 |
Radio |
|
|
|
|
|
|
Amplifier 60-A |
1928 ? |
Ampl/Mixer |
3 - 244A |
7 |
 |
|
|
|
Preamplifier/line amplifier 11A |
1928 ? |
Ampl/Mixer |
1 - 205D |
2 |
 |
|
|
|
Theater Horn 16A |
1929 |
Speaker-P |
|
7 |
 |
|
|
$ |
Amplifier 10-A [4 Tubes] |
1929 ? |
Ampl/Mixer |
4 - 211 |
2 |
 |
1S |
|
|
10-A Receiver |
1929 ? |
Radio |
5 - 259A |
17 |
 |
1S |
|
$ |
14A Horn |
1929 ? |
Speaker-P |
|
3 |
 |
|
|
|
59 Amplifier |
1929 ? |
Ampl/Mixer |
6 - 262A |
5 |
 |
|
|
|
Amplifier 49A or 49B |
1929 ?? |
Ampl/Mixer |
2 - 239A |
4 |
 |
|
|
|
D-95508 |
1929 ?? |
Ampl/Mixer |
5 - 262A |
|
|
1S |
|
|
8-B |
1929 ?? |
Ampl/Mixer |
3 |
|
|
1S |
|
|
8-C |
1929 ?? |
Ampl/Mixer |
|
|
|
1S |
|
|
32-A Amplifier |
1929 ?? |
Ampl/Mixer |
5 - 231D |
1 |
 |
1S |
1F |
|
41-A Preamplifier |
1929 ?? |
Ampl/Mixer |
3 - 239A |
10 |
 |
1S |
|
|
42-A Amplifier |
1929 ?? |
Ampl/Mixer |
4 - 205D |
8 |
 |
1S |
|
|
43-A Amplifier |
1929 ?? |
Ampl/Mixer |
4 - 211 |
12 |
 |
1S |
|
|
46-A |
1929 ?? |
Ampl/Mixer |
6 - 239A |
|
|
1S |
|
|
Varley bridge |
1930 ? |
Equipment |
|
1 |
 |
|
|
|
Amplifier 46-C |
1930 ?? |
Ampl/Mixer |
6 - 264C |
10 |
 |
|
|
|
Amplifier 59B |
1930 ?? |
Ampl/Mixer |
6 - 262A |
10 |
 |
|
|
|
Amplifier 61-A |
1930 ?? |
Ampl/Mixer |
2 - 247A |
7 |
 |
|
|
|
Mixing Panel D94019 |
1930 ?? |
Ampl/Mixer |
|
6 |
 |
|
|
|
Cathedral |
1931 ? |
R-Player |
|
|
|
|
|
|
Commercial |
1931 ? |
R-Player |
|
|
|
|
|
|