This Info can also be found at the Radio Shack Support site:
http://support.radioshack.com/support_electronics/doc39/39459.htm
HTX-100 Mobile Transceiver
(190-1101) Specifications Faxback Doc. # 39459
GENERAL
Frequency Range........................................28.0000-29.6999 MHz
Speaker..........................................................8 ohm, 5W
Operating Modes....................................................SSB, CW
Display........................................................Backlit LCD
Display Items...................................Frequency, Memory Mode, TX
Size......................................2 7/16" x 7 9/32" x 7 7/8" (HWD)
Weight.........................................................4 lbs, 3 oz
Power Source............................13.8V DC +15/-20%, Negative Ground
TRANSMITTER
Frequency Stability...................+/- 300 Hz Nominal, at 25 degrees C,
5 Minutes after Power on
RF Output Power.....................................CW 25W Nominal (QRP5W)
SSB 25W PEP Nominal (QRP5WPEP)
Spurious Harmonic Emissions..................-50 dB Nominal, CW, SSB Modes
Carrier Suppression...............................-55 dB Nominal, SSB Mode
Unwanted Sideband Suppression.....................-50 dB Nominal, SSB Mode
Power Consumption.........SSB 0.8A Nominal, No Modulation CW 0.8A Nominal,
Break Period
Microphone Input......................1 mV Nominal for 10W PEP output, SSB
RECEIVER
Sensitivity for 10 dB S/N.......................CW/SSB 0.25 microV Nominal
Adjacent Channel Selectivity................70 dB Nominal (10 kHz Spacing)
Max. Audio Output...............................................3W Nominal
RF Gain Range................................................55 dB Nominal
RIT Range..............................................+/- 1.4 kHz Nominal
"S" Meter Sensitivity at S-9............................100 microV Nominal
Image Rejection Ratio........................................65 dB Nominal
Power Consumption, No Signal................................500 mA Nominal
Power Consumption, Max Audio...............................1000 mA Nominal
(br/km-05/12/1997)