Wireless Operator’s station

105. Aerial change-over switch, Type JWireless Operator's station
106. Oxygen flow indicator (Mk III only)
107. Transmitter – T.1154
108. Aerial ammeter
109. Base of fixed aerial mast
110. Control panels Nos. 1 and 2
111. Receiver – R.1155
112. Morsing key
113. Intercommunication calling, lamp and push-button
114. Intercommunication socket
115. Test socket – ARI 5025
116. Amplifier – ARI 1134
117. Wireless Operator’s table
118. Test cock – automatic controls
119. Oxygen cut-off valve (Mk III only)
120. Wireless Operator’s seat
121. Floodlamp
122. Mounting for indicator unit – ARI 5025