Kenwood TS-120S Service Manual page 3

Frequency Range:
80 m band.............
40 mband.............
20m band.............
15m band.............
10 mbandA..........
1Omband B..........
1OmbandC..........
10mbandD..........
Mode:
Power Requirements:
80m~
15m band.............
10 mband.............
Antenna Impedance:
Carrier Suppression:
Sideband Suppression:
Mic. Impedance:
Audio Frequency
Response:
Harmonic Radiation:
Receiver Sensitivity:
Image Ratio:
SPECIFICATIONS/DATA
3.5~4.0 MHz
7.0~7.3 MHz
14.0 ~ 14.35 MHz
21.0 ~ 21.45 MHz
28.0 ~ 28.5 MHz
28.5 ~ 29.0 MHz
29.0 ~ 29.5 MHz
29.5 ~ 29.7 MHz
15.0 MHz (receive only)
SSB (A3J), CW (A1)
200W PEP for SSB operation
160W DC for CW operation
160W PEP for SSB operation
140W PEP for CW operation
502
Carrier better than 40 dB down
from the output signal.
Unwanted sideband is better
than 50 dB down from the output
signal.
5002 ~ 50kQ
400 ~ 2600 Hz (—6 dB)
Better than 40 dB down from
output signal. .
0.25uV for S/N 10 dB or better
Image frequency better than 50
dB down from the output signal.
IF Rejection:
Frequency Stability:
Selectivity:
AF Output:
AF Load Impedance:
Power Supply:
Power Consumption:
(at DC 13.8V):
iF frequency is 70 dB or more
down from the output signal.
Within 100 Hz during any 30
minute period after warm up.
Within +1 kHz during the first
hour after 1 minute of warm up.
SSB, CW 2.4 kHz (—6 dB)
4.2 kHz (—60 dB)
More than 1.5W (82 load, 10%
distortion)
4 ~ 16 for both speaker and
headphone.
12 ~ 16V DC (13.8V)
Less than 18A in transmit (less
than 1.5 SWR ratio)
Less than 0.7A in receive.
Semiconductors and Tube:
Display Tube........
Dimensions:
Weight:
NOTE:
W 241(241) x H 94(108)
xD 235(281) mm
With protection
Approx. 5.6 kg (12.3 Ibs)
The circuit and ratings may change without notice due to
development in technology.
@ Indicating tube 9-BT-12 (V40-7760-86)
DATA
@ Application
2SC2290 (HF power amplifier) (VO3-2290-06)
NPN Epitaxial planar transistor
@ Absolute maximum ratings
Item | Pc Vso Vices Veo ite} 1E Tstg
Value| 175 (W) 46 (V) 45 {V) 4.0(V) 20 (A) -20 (A) —-65~175 (°C)
(To=25U)
@ Application
2$C2509 (HF power amplifier) (VO3-2509-06)
NPN Epitaxial planer
transistor
@ Absolute maximum ratings
PIN NO
CONNECTION
Item Pc Vcee Vces Vceo Veso IC 1E Tstg
Value | 20(w) 40(V) 40(v) 18(V) 4(V) 5(A) —5(A) —55~150(T)
(Tc=25T)