Don't have Sams CB-9but did find this limited info.
Lafayette HB-400
Make
Lafayette
Mfg. #
99-3001WX
Year
1964-
Orig Price
$169.50 (1964)
Channels
23 Channels, w/continuously tunable receiver
Power Input
12 VDC, 115VAC
Power Wiring
Pin 2 & 3 - AC Input, 4 & 5 Jumper together.
Mic Wiring
1 - Audio
2 - PTT
3 - RX
4 - Ground
Sams #
CB-9, page 93
Tube Complement
v1 RF Amp.
6CW4
v2 1st Rec. Mixer
6CW4
v3 Synth. Conv. - Synth. Osc.
6AN8
v4 2nd Rec. Mixer - 2nd Rec. Osc.
12AT7
v5 1st IF Amp.
6BA6
v6 2nd IF Amp.
6BA6
v7 3rd IF Amp.
6BA6
v8 AF Amp. - Squelch
12AX7
v9 Speech Amp.
12AX7
v10 Output - Modulator
6BQ5
v11 Trans. Conv.
6BE6
v12 Buffer Amp.
6CB6
v13 Final Amp
6BQ5
73
David