For Sale: High quality Optimus Professional Series stereo receiver. Manufactured in 1995.
100 watts per channel into 8 ohms. This is a standard stereo receiver with no complicated surround sound or effects to break down on you. Works 100%, no problems. Includes original Optimus remote control which can also control Optimus CD players and cassette decks. Good dispay, 30 station memory, phono input, Super Bass (loudness) switch, full size headphone jack, etc. You can hook up two sets of stereo speakers. Shows very little wear- top of metal case was pushed in a bit but has been straightened out.
Full details available here: http://support.radioshack.com/support_audio/9685.htm
STA-3180/3190 (310-3027/28) Specifications Faxback Doc. # 9684
Amplifier
Front Channel Average Power Output:........70 Watts per Channel (StA-3180)
100 Watts per Channel (STA-3190)
into 8 Ohms From 40 to 20,000 Hz,
with no more than 0.9% Total Harmonic Distortion
Measured persuant to the Federal Trade Commission's
Trade Regulation rule on Amplifier Output Power Claims
Input Sensitivity/Impedance
Phono:..................................................2.8 mV/47 kOhms
CD, LD, Tape 1/DCC, Tape 2:.............................200 mV/22 kOhms
Phono Overload Level (0.1% THD, 1 kHz):.............................100 mV
Tape 1/2 Rec Output Level:................................150 mV/2.2 kOhms
Frequency Response
Phono (RIAA Equalization):................20 Hz to 20,000 Hz +/- 0.5 dB
CD, LD, Tape 1/DCC, Tape 2:.............10 Hz to 70,000 Hz +0.5/-3.0 dB
Signal-to-Noise Ratio (IHF, Short Circuited, A Network)
Phono:............................................................72 dB
CD, LD, Tape 1/DCC, Tape 2:.......................................96 dB
FM Tuner
Frequency Range:...........................................87.5 to 108 MHz
Usable Sensitivity:...............Mono: 11.2 dBf, IHF (1.0 microV/75 Ohms)
50 dB Quieting Sensitivity
Mono:.....................................16.8 dBf (1.6 microV/75 Ohms)
Stereo:..................................38.6 dBf (19.5 microV/75 Ohms)
Signal-to-Noise Ratio
Mono:.................................................73 dB (at 85 dBf)
Stereo:...............................................70 dB (at 85 dBf)
Stereo Distortion:............................................0.5% (1 kHz)
Alternate Channel Selectivity:.............................60 dB (400 kHz)
Stereo Separation:...........................................40 dB (1 kHz)
Frequency Response:...............................30 Hz to 15 kHz (+/-1dB)
Antenna Input:.........................................300 Ohms Unbalanced
75 Ohms Unbalanced
AM Tuner
Frequency Range:...........................................530 to 1600 kHz
Sensitivity (IHF, Loop Antenna):..............................350 microV/m
Selectivity:.........................................................25 dB
Signal-to-Noise Ratio:...............................................50 dB
General
Power Requirements:....................................120 Volts AC, 60 Hz
Power Consumption:.........150 Watts (UL) STA-3180/200 Watts (UL) STA-3190
AC Outlet Rating:.............................100 Watts (0.8 Amps) Maximum
Dimensions (HWD):..........................5 1/2 x 16 9/16 x 11 7/8 Inches
(140 x 420 x 302 mm)
Weight:........12 lbs, 6 oz (5.6 kg) STA-3180/15 lbs, 7 oz (7 kg) STA-3190
STA-3180/3190 (310-3027/3028) Features Faxback Doc. # 9678
The Optimus STA-3180/3190 Digital Synthesized AM/FM Stereo Receiver is the
perfect control center for your audio/video system. It combines the power
of 70 watts-per-channel (STA-3180)/100 watts-per-channel (STA-3190) with
modern styling and provides connections for two tape decks, a turntable, a
CD player, a laser disc player, and one other audio source, such as a DCC.
You can also connect up to two pairs of speakers (not provided) to your
receiver.
Additional features include:
Digital-Synthesized Tuner - Precisely tunes to AM and FM stations.
Direct Access Tuning - Lets you directly enter the frequency
for a station.
Automatic FM Tuning - Lets you search for the next available
FM station.
30 Memory Locations - Let you store and recall the
frequencies for up to 30 radio
stations.
Tape Monitoring - Lets you listen to the actual
recording as you record, if your tape
deck has a tape-monitoring feature.
Also lets you listen to a tape playing
in TAPE 2 while TAPE 1 continues to
record the program you selected.
Built-In Protection Circuits - Turn off the receiver to help prevent
damage if a power surge or short
circuit occurs.
Remote Control - lets you use single remote control for
the receiver and other compatible
components connected to the receiver.
Email for additional/higher resolution photos.
Send your zip code for ship cost - should be between $14.99 and $29.99 if you are in the continental USA (listed Feb. 2014).
