Documentation
User Manual Tekbox TBMA1 User Manual
Rental Tekbox TBMA1 Biconical Antenna 30MHz – 1GHz
£128.00 (£153.60 inc. VAT)
1 in stock
Availability: Stock models delivered next working day (UK only) for orders placed before 16:30 (Mon - Fri)
| Specifications | |
|---|---|
| Type | passive biconical |
| Frequency range | 30 MHz – 1000MHz |
| Nominal impedance | 50 Ω |
| Maximum continuous input RF power | 2 W |
| Connector | N type female |
| Matching | 1:2 transformer + 1:1 balun |
| Isotropic gain | -42.15 … 1.78 dBi |
| Antenna factor | 16.30 … 41.91 dB/m |
| Voltage Standing Wave Ratio (VSWR) | Max < 2.8 |
| Length | 430 mm (17 “) tip-to-tip |
| Diameter | 160 mm (6.3 “) |
| Depth | 163 mm (6.4 “) including housing |
| Weight | 0.46 kg (1.01 lbs) |
| Tripod Adapter Thread Size | ¼” |
| Frequency (MHz) | Wavelength (M) | Gain (Isotropic) (dBi) | Gain (Dipole) (dBd) | Antenna Factor (dB/m) |
|---|---|---|---|---|
| 20.00 | 15.00 | -46.76 | -48.91 | 43.00 |
| 25.00 | 12.00 | -44.36 | -46.51 | 42.54 |
| 27.00 | 11.11 | -43.46 | -45.61 | 42.31 |
| 30.00 | 10.00 | -42.15 | -44.30 | 41.91 |
| 35.00 | 8.57 | -40.06 | -42.21 | 41.16 |
| 40.00 | 7.50 | -36.80 | -38.95 | 39.06 |
| 50.00 | 6.00 | -33.74 | -35.89 | 37.94 |
| 60.00 | 5.00 | -29.90 | -32.05 | 35.69 |
| 70.00 | 4.29 | -25.79 | -27.94 | 32.92 |
| 80.00 | 3.75 | -21.81 | -23.96 | 30.09 |
| 90.00 | 3.33 | -18.69 | -20.84 | 28.00 |
| 100.00 | 3.00 | -15.51 | -17.66 | 25.73 |
| 110.00 | 2.73 | -14.13 | -16.28 | 25.18 |
| 120.00 | 2.50 | -11.87 | -14.02 | 23.67 |
| 125.00 | 2.40 | -10.77 | -12.92 | 22.93 |
| 130.00 | 2.31 | -9.86 | -12.01 | 22.35 |
| 140.00 | 2.14 | -7.81 | -9.96 | 20.95 |
| 150.00 | 2.00 | -5.94 | -8.09 | 19.69 |
| 160.00 | 1.88 | -4.45 | -6.60 | 18.75 |
| 170.00 | 1.76 | -2.98 | -5.13 | 17.81 |
| 175.00 | 1.71 | -2.69 | -4.84 | 17.77 |
| 180.00 | 1.67 | -2.04 | -4.19 | 17.39 |
| 190.00 | 1.58 | -0.91 | -3.06 | 16.71 |
| 200.00 | 1.50 | -0.06 | -2.21 | 16.30 |
| 225.00 | 1.33 | 0.77 | -1.38 | 16.49 |
| 250.00 | 1.20 | 0.97 | -1.18 | 17.21 |
| 275.00 | 1.09 | 1.05 | -1.10 | 17.96 |
| 300.00 | 1.00 | 1.20 | -0.95 | 18.56 |
| 325.00 | 0.92 | 1.32 | -0.83 | 19.14 |
| 350.00 | 0.86 | 1.21 | -0.94 | 19.90 |
| 400.00 | 0.75 | 1.43 | -0.72 | 20.83 |
| 425.00 | 0.71 | 1.72 | -0.43 | 21.07 |
| 450.00 | 0.67 | 1.53 | -0.62 | 21.76 |
| 475.00 | 0.63 | 1.78 | -0.37 | 21.98 |
| 500.00 | 0.60 | 1.58 | -0.57 | 22.62 |
| 525.00 | 0.57 | 1.45 | -0.70 | 23.17 |
| 550.00 | 0.55 | 1.45 | -0.70 | 23.58 |
| 575.00 | 0.52 | 1.57 | -0.58 | 23.84 |
| 600.00 | 0.50 | 1.09 | -1.06 | 24.69 |
| 625.00 | 0.48 | 0.97 | -1.18 | 25.17 |
| 650.00 | 0.46 | 1.31 | -0.84 | 25.17 |
| 675.00 | 0.44 | 0.93 | -1.22 | 25.88 |
| 700.00 | 0.43 | 0.53 | -1.62 | 26.59 |
| 750.00 | 0.40 | -0.50 | -2.65 | 28.22 |
| 800.00 | 0.38 | -1.02 | -3.17 | 29.30 |
| 850.00 | 0.35 | -2.91 | -5.06 | 31.72 |
| 900.00 | 0.33 | -3.15 | -5.30 | 32.45 |
| 950.00 | 0.32 | -2.83 | -4.98 | 32.60 |
| 1000.00 | 0.30 | -2.80 | -4.95 | 33.02 |
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