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Spek 991 A

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53 views2 pages

Spek 991 A

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SPECIFICATIONS General Rx Frequency Range? ‘Tx Frequency Ranges. Frequency Stability Operating Temperature Range: Emission Modes. Frequency Steps Antenna Impedance: Power Consumption (Approx,): ‘Supply Voltage: Dimensions (WxHxD): Weight (Approx): Transmitter Power Output: ‘Modulation Types: ‘Maximum FM Deviation: ‘Harmonic Radiation: SSB Cartier Suppression ‘Undesired Sideband Suppression: Bandwidth: Audio Response (SSB): ‘Microphone Impedance 30 kHz - 56 MHz, 118 MHz - 164 MHz, 420 MHz - 470 MHz (operating) 1.8 MHz - 54 MHz, 144 MHz - 148 MHz. 430 MHz - 450 MHz (specified performance, Amateur bands only) 1.8 MHz - 54 MHz, 144 MHz - 148 MHz, 430 MHz - 450 MHz (Amateur bands only) 20.5 ppm (after 1 minute @+14 °F to +122 °F [-10 °C to +50 °C) +14 °F to +122 °F (-10 °C to +50 °C) AIA (CW), A3E (AM), J3E (LSB, USB), F3E (FM), F7W (C4FM), F2D 5/10 Hz (SSB. CW, & AM). 100 Hz (FM. C4FM) 50 Ohms, unbalanced 16.7 - 150 Ohms, unbalanced (Tuner ON, 18 MHz - 30 MHz Amateur bands) 25 - 100 Ohms, unbalanced (Tuner ON, 50 MHz Amateur band) Rx (ao signal) 184 Rx (signal present) 22. Tx 23 A (HF/S0 MHz 100 W), 15 A (144/430 MHz 50 W) DC 13.8 V = 15% (‘Negative Ground) 9.0" 3.2" x 10.0" 229 x 80 x 253 mm) 9.5 Ibs (43 ke) 5 - 100 watts (2 - 25 watts AM carrier) JE (SSB): Balanced, ABE (AM): Low-Level (Early Stage), F3E (FM): Variable Reactance FTW (C4FM): 4-level FSK. $5.0 kHzi22 5 kz Better than ~50 dB (1.8 MHz - 30 MHz Amateur bands) Better than —63 dB (50 MHz Amateur band) Better thaa ~60 dB (144 MHz, 430 MHz Amateur bands) At least 50 dB below peak output At least 50 dB below peak output 3 kHz (LSB/USB), 500 Hz (CW), 6 kHz (AM), 16 kHz (FM/C4FM) ‘Not more than ~6 dB from 300 to 2700 Hz 600 Ohms (200 to 10 kOhms) SPECIFICATION: Receiver Circuit Type: Intermediate Frequencies: Sensitivity: Squeleh Sensitivity (TYE): Image Rejection: Maximum Audio Output: Audio Ousput Impedance: Conducted Radiation: Specifications are subject to change, guaranteed ouly within the amateur bands. the interest of technical improvement, without notice or obligation, ‘SSB/CWIAM: Triple-conversion Super heterodyne FM/CAFM: Double-conversion Super heterodyne 40.455 MHz ‘SSB/CWIAM: 69.450 MHzi9.000 MHiz224 kHz FM/C4FM: 69,450 MHz'450 Kitz ‘SSBICW (BW: 2.4 KHz, 104B S+NIN) 0.158 nV (1.8 -30 MHz) (AMP 2 “ON”) 0.125 nV G0 54 Mz) (AMP2 “ON” 0.11 pV (144-148 M2) 0.11 pV (430-450 MH) AM (BW: 6 LHe, 10 dB S-NIN, 30 % modulation @400 Hz) 5 pV @5S- 18 M2) (AMP2 OW") 1.6 nV (18 -30MHz) (AMP 2“ON") 1.25 pV (50 - 54 MHz) (AMP 2“ON") FM GW. 15 kilz, 12 dB SINAD) 0.35 pl’ 28 - 30 MHz) (AMP 2“ON) 0.35 wl’ G0 - 54 MHz) (AMP 2“OW) 0.18 pV (14-148 M2) 0.18 pV 30-440 M2) ‘Thee is no specification for frequency ranges aot ised. SsB/CWAM LOpV (18-30 MHz, 50- 54 MHz) (AMP? “ON") LOY (184. 148 MEz, $30 - 450 MHz) ™ 0.35 wV (28 - 30 MHz, 50-54 MHz) (AMP2 “ON”) 0.125 nV (144 - 148 ME, 430- 450 MHz) ‘There is no specification for frequency range not listed. Mode 5B 60 6B CWRITYPRT = 05 EHzorbetter 75) Hz cr less SSB 24EHZ orbetter 3.6 KHz or less AM Gkdiz or better 15 Kz or less ™M 12kHizorbetter 30 KHz or less (-50 dB) 70 dB or better (1.8 MHz - 50 MEz Amateur bands) (60 dB or better (144/430 MHz Amateur band) 2.5 Winto 4 Otms with 10% THD 4 te $Olms (4 Ohms: nominal) Lee than 4 2 ‘Symbol placed on the equipment ‘Dees coal

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