| C900 Control Units | ||||||||
| Product Code 07 | ||||||||
| Package Detail | Systems Voltage | Chan Capacity of Radio | Number of Channels Operating | Mic or Handset Included | Option Deck 1 | Option Deck 2 | Option Bay | Control Unit Series |
| S | 1 | A | A | 1 | S | S | 1 | 9 |
| w/cables for Mastr II MX, EX, EY | +- 12VDC Mastr II MX or EX | 1 Channel Pushbutton Top | One | None | Standard | Standard | No Option | C-900 |
| U | 2 | C | C | 2 | A | A | 2 | |
| w/cables for Exec II SX | +- 24/48 VDC Mastr II EY | 2 Channel Pushbutton | Two | Std Mil Microphone | PSLM up to 4 Freq Sw | PSLM up to 4 Freq Sw | DTMF Encoder | |
| E | 3 | F | E | 3 | B | B | ||
| w/o cables for Mastr II MX, EX, EY or Exec II SX | +- VDC Neg Gnd Exec II SX | 4 Channel Pushbutton | Three | Std Mil Mic w/ CG HkSw | PSLM up to 8 Freq Sw | PSLM up to 8 Freq Sw | ||
| C | 4 | K | F | 4 | C | C | ||
| Delta | Pos Gnd Only | 8 Channel Rotary | Four | Handset & CG HkSw | T99 Decoder Ind Call | T99 Decoder Ind Call | ||
| P | G | 5 | D | D | ||||
| 12 Channel Rotary | Five | Noise Canc. Mic | T99 Dec Indv & Group Call | T99 Dec Indv & Group Call | ||||
| H | 6 | E | E | |||||
| Six | Noise Canc. Mic w/CG HkSw | T90 Enc/Dec | T90 Enc/Dec | |||||
| J | 7 | F | F | |||||
| Seven | Handset & HkSw (for Duplex Mastr II) | T90 Decoder | T90 Decoder | |||||
| K | 8 | G | G | |||||
| Eight | Handset w/Hang-up Cup (No HkSw) | T90 Decoder Single Tone | T90 Decoder Single Tone | |||||
| L | H | H | ||||||
| Nine | CG 2 Enc Tones | CG 2 Enc Tones | ||||||
| M | J | J | ||||||
| Ten | CG 8 Enc Tones | CG 8 Enc Tones | ||||||
| N | K | K | ||||||
| Eleven | Public Address w/ Ext Spkr | Public Address w/ Ext Spkr | ||||||
| P | L | L | ||||||
| Twelve | 5 Aux Switches & Ext Wiring Harness | 5 Aux Switches & Ext Wiring Harness | ||||||
| M | M | |||||||
| DTMF Decoder | DTMF Decoder | |||||||