Kenwood TS-780 Instruction Manual page 3

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GENERAL
Frequency Range ii2.si. 0650. ie. sc0ns waganerterieten 144.0~ 146.0 MHz
430.0~ 440.0 MHz
...SSB (USB, LSB), CW, FM
50 2 (144 MHz, 430 MHz)
...220 V AC, 50/60.Hz
13.8 VDC+15%
Power Consumption .............0ccccccseeeeeseeeeeeees Receive (no signal): 45 watts (220 V AC), 1.2 A (13.8 V DC)
Transmit: 130 watts (220 V AC), 5 A (13.8 V DC)
..Less than 10 nA
Antenna impedance
Voltage Requirements..
Backup current (Battery)
Semiconductor Complement.... ... Transistors: 149
FETs: 35
ICs: 41
Diodes: 195
«290 (W) x 124 (H) x 322 (D) mm
(11-7/16) x (4"-7/8) x (12"-5/8)
Walghtssccocosctorcccosnatesatcertoescrateneseventonaancs 10.1 kg (22.2 Ibs)
TRANSMITTER SECTION
RF Power Output jis scisisiscciessspveevaeervoveccscese SSB, CW, FM: 10 watts
FM (LOW): Approx. 1 watt
Moadulatton .::..0..da argertn cor ccusaet yet as esas ge nae SSB: Balanced modulation
FM: Variable reactance frequency shift
Maximum frequency deviation (FM) ............... +5 kHz
...Better than 40 dB
...Better than 40 dB
...Better than —60 dB
-.-500~600 2
...400 ~ 2600 Hz (—9 dB)
..- 600 kHz or + 600 kHz (144.0 ~ 146.0 MHz)
—7.6 MHz or — 1.6 MHz (430.0~ 440.0 MHz)
Carrier Suppression
Unwanted Sideband Suppression...
Spurious Radiation
Microphone Impedance
AF Response of Transmitter (SSB) ...
Repeater Frequency Shift
RPT Tone Frequency ............:sscseeseeeeeeeeeean ees 1750 Hz
RECEIVER SECTION
Recelver Sensitivity ..06506:ccsesrseessessieenas diatees SSB, CW: 0.2 nV for 10 dB (S+N)/N
FM: 1 pV for 30 dB (S+N)/N
0.2 wV for 12 dB SINAD
Intermediate Frequency ............:.c:cceseseeeee ees 1st: 30.865 MHz
2nd: 10.695 MHz
3rd: 455 kHz (FM only)
...0.16 nV (At threshold)
2.0 watts (with less than 10% distortion) into an 8 ohm load
SSB, CW: 2.2 kHz (—6 dB)
4.8 kHz (—60 dB)
FM: 14 kHz (—6 dB)
30 kHz (— 60 dB)
Squelch Sensitivity...
Audio Output ...
Receiver Selectivity ..
Circuit and ratings are subject to change without notice for improvement.