Kenwood TR-751E - SPECIFICATIONS AND ACCESSORIES; 2-1. SPECIFICATIONS

2. SPECIFICATIONS AND ACCESSORIES
2-1. SPECIFICATIONS
Specification Cia: cee ele eee ; Teele | TR 731A TRS TE i
“Frequency range 430 to 440 MHz | 14410148 MHz | 144 to 146 MHz
cae eae ~~ USB/LSB (J3E), CW (ATA), FM (F3E, F2D
for the contro! signal of the DCL system) i
Antenna impedance 50 ohms i
Power requirement 13.8 VDC +15% !
_ | Grounding Negative
5 ! | Receive mode with no in- OBA
§ | Current drain put signal '
fee | Transmit mode {Max.) { 7.5A | 6A
Frequency stability (20°C to +60°C) | aleiobal | Better than +15x 10°
| Operating temperature \ —20°C to + 60°C (—4°F to + 140°F)
|_ Dimensions (W x H x D) (Projections included) | 180 x 63 x 233 mm | 180 x 63x 213 mm
Weight : , 2.5 kg (5.5 Ibs) | 2.2 kg {4.8 Ibs)
. [HI | 25 W
Output power gesa eS Fists :
i | LOW | 5 W (Adjustable up to out 25 W)
: | USB/LSB i Balanced modulation
5 | modulation i FM : Reactance modulation
= | Spurious radiation Less than —60 dB
& | Cartier suppression (SSB) ' More than 40 dB
Br idab i
& | Unwanted sideband suppression (SSB) More than 40 dB .
‘ Maximum frequency deviation (FM) +5 kHz
_Audio distortion (FM, at 60% modulation) == Less than 3% (300 to 3000 Hz) 7
_ Microphone impedance 7 500 to 600 ohms _|
: ' USB/LSB/CW polar anlairta' a Single conversion superheterodyne
ircuit I ek Peay Prag Spe
¥ | FM sensed ve. Double conversion superheterodyne
ee. - 41.415 MHz |
Intermediate frequency 10.695 MHz2/ ' 10.695 MHz/455 kHz (FM only)
; 455 kHz (FMonly) ) | a ie
5 | Sensitivity | 110.08 SAIN) Less than 0.11 V i Less than 0.13 pV
2 F : _ | FM (12 dB SINAD) Less than 0.18 «V | Less than 0.2 pV
é LORELEI Ook ce : GLE thee 2 2 aHe
, 60 dB Less than 4.8 kHz
Selectivity Mm dB Me than 12 kHz ;
Dek, | es, Clee -60d8 - Less than 24 kHz
Spurious response — Better than 60 dB | Better than 70 dB (Except fd-IF/2)
RIT variable range More than + 1.2 kHz
. Squelch sensitivity i ___Less than 0.1 pV
| Output | More than 2 W across 8 ohms load (5% distortion)
| External speaker impedance ' 8 ohms
. Code NRZ equal-length code
| Modulation _MSK modulation
§ Frequency deviation : +3.5 kHz (Reference)
; s Mark frequency and deviation | 1200 Hz, +2x 10+
o | Space frequency and deviation ar : 1800 Hz, +2x 10% :
| Code transmission speed and deviation ‘| 1200 bits/second, +2x 10
Notes:
1. Circuit and ratings are subject to change without 2. * Recommended duty cycle
notice due to advancements in technology.
1 minute : Transmission
3 minutes: Reception