JUMA PA1000+, 1kW, HF + 6m PA

JUMA PA1000+ is a high-performance 1000W HF linear PA for HF to 6m. It is fully assembled, tested & calibrated, small-size (only 5.5kG / 12lbs) with digital control, min. 1000W all bands. Designed by the JUMA® team (OH2NLT & OH7SV) and manufactured, assembled, tested & calibrated by us @ roWaves Technologies, in Sibiu, Romania.  Hardware & firmware copyright: JUMA Radio Team (www.jumaradio.com). This product is built under commercial license from JUMA Radio in Finland, like other JUMA Radio Products that roWaves produces, under license.

✓ CE certified ( CE certificate can be sent upon request)
✓ 2 years warranty (1 year for the MOSFET)
✓ free technical & limited support via e-mail & WhatsApp
✓ how to use the PA1000 with many QRP TRXs ? See section below and User Manual

Main features (roWaves produces and sells the enhanced PA1000+ version):

  • output power nominal 1000W+ PEP
  • silent cooling fan (Noctua Fan) noise: (19.3dBA)
  • enhanced cooling with larger heatsink
  • more rugged high-power LDMOS inside (ART2K0FE)
  • FT8 & digital modes: 700W with ant. SWR 1:1 (low PA voltage set / current 20Adc or below) | 500W or less with ant. SWR 1:2 (low PA voltage set / current 20Adc or below). For FT4 mode the power limits are higher.
  • operating bands: all HF bands including WARC bands and 6 meter
  • power supply: switchable 115/230VAC included
  • built-in 12V PSU (to supply your QRP TRx from PA1000+ directly) option** – click HERE for details and separate purchase of this 12V PSU (for old customers of JUMA P1000)
  • type N, UHF, or BNC connector option included*** (leave comment with the antenna connector you want, at order details, during checkout)
  • STBY power consumption: only 5W from power supply
  • adjustable gain: (5W…25W drive)
  • protection and optical alarm: in case of over-temperature, over-current, exceeded SWR
  • IMD3 distortions: -35.5 dBc @ 1kW (14MHz) | -34.4dBc @ 600W (50MHz) – see measurements
  • low harmonics distortion, 65dB typ. (300uW) below fundamental
  • very good input matching, SWR< 1.5 all bands, HF to 6m
  • output adjustable gain: in 1dB steps, G1 to G8
  • automatically band selection: possible for BCD, RS232, C-IV and analog band voltage
  • latest FW version: 1.35
  • LCD display for band, gain, SWR, voltage, current and temperature
  • LED bar display for forward and reverse RF power
  • temperature controlled fan speed, fully silent after cooling down
  • carry handle included (see HERE)
  • free remote Windows application included (see HERE)
  • it can be interfaced with JUMA COM Hub (see HERE) – not available yet @ roWaves
  • it can be interfaced with JUMA IC-705 Bluetooth Gateway (see HERE) – not available yet @ roWaves
  • small size: W x H x D, 260 x 135 x 300mm
  • ultra light weight: 5.5kg (12lbs)
  • CE marked
  • two years warranty and 1 (one) year for MOSFET warranty (see the terms)

** for pre-deposit payment (50% in advance – please email before), this 12V PSU option needs to be payed separately (at final invoicing and payment)
***  this option (RF output connector type option) is included in the final price, no extra payment needed (for both pre-deposit or 100% advanced full-payment options)

For 100% advanced full payment, you will get ALL options included, no extra charge: 12VPSU included, 115/230Vac PSU, any type of ANT connector!

PA1000+ is capable to be interfaced with following transceivers (with respective interfaces) – interface cables not available yet @ roWaves:

  • JUMA TRX2A (RS232 Automatic Band Detection)
  • All ICOM transceivers (CI-V Automatic Band Detection) + ICOM RCA PTT (RCA SEND)
  • Elecraft K2, K3, K3S (BCD Automatic Band Detection & PTT)
  • Elecraft KX3 (RS232 Automatic Band Detection & PTT)
  • All Yaesu BCD band data transceivers eg FT891, FT1000, FTDX101, Yaesu FTDX3000, etc
  • Kenwood (RS232 Serial COM + PTT) for TS-480 compatible protocol)
  • Kenwood (RS232 Serial COM + PTT) for TS-2000 compatible protocol)
  • Kenwood (TTL level 0V/5V serial COM) for TS-440, TS-450, TS-690, TS-850, TS-950 etc.
  • SunSDR Pro (BCD Automatic Band Detection & PTT)
  • Flex 6000 series (Serial Band Data or BCD Band Data) – based on Kenwood protocol

Shipping with DHL wordlwide (delivery assurance included). See the estimated shipping cost to your country HERE.

Roadmap of development and availability:

  • 1st laboratory sample availability: est. end of May 2024 | available on July 4th 2024
  • first units planned to be delivered: starting with July 21st 2024
  • payments: 100% advanced full-payment (that includes all options available **,*** -> see text above for the EXACT options included). If you want to pay 50% pre-deposit now and 50% at delivery, then: 12V PSU not included, preferred ANT connector included, 115/230Vac option included. Please email us before, so we can invoice you with 50% payment. The rest of 50% of the payment will be set by you before the delivery date of the PA1000+.
  • accepted payment methods: only Credit Card or Direct Bank Transfer

For PayPal payment requests, an extra €100 fee will be charged, due to PayPal charging system (only for this product). Pre-orders older than 1 month can not be cancelled and no refunds will be issued because all amplifiers are in production latest in 2 weeks after payment clearance.

2.823,00 EUR (excl. VAT)

available on backorder

ParameterSymbolValueUnitsConditions / comments
Frequency rangeFop.160/80/40/30/20/17/15/12/10/6mMHzuser selectable, MHz or m
Nominal RF powerPnom1000WSSB & CW
Overtemp. protectionTprot.100
limits: 90°C...110°C / 194°F...230°F, sound/display alarm, can be configured by user, °C or °F
Overcurrent. protectionIprot.30Adc
SWR prot. limitSWR3:1defaultsound/display alarm ONLY in OPERATE mode, can be configured by user
Input PWRPin. 5...25Wkeep RF IN in safe limits (nominal input power is10W!)
Gain settingsGstep1dBG1-G8, 8 steps
Operating modesOPMCW (CW-L/CW-U), SSB (USB/LSB), digital modesFT8 and many digital modes included
dBc @ 1kW (14MHz)
dBc @ 600W (50MHz)
Vdc range12 ÷ 15Vdcvoltage monitoring on LCD
Mains current consumptionIadc7
Nominal currentIdc24Adc@1000W, all bands
In/Out impedanceZin/Zout50Ω
T/R switching timeTtx< 4msvery fast switching between TX/RX
FW versionFW1.35-current firmware installed revision on this unit (Feb. 2024)
Mains cable needed2p + earthingany mains 3 pin cable is ok, e..g. for monitor etc.
Fan noiseFn19.5dBA- very silent fan, fully of if temp. <30°C
LCD2 x 16CHwith blue backlight, contrast/backlight can be set by user
Mechanical dim.W x H x D260 x 135 x 300mmwith case
Weightg5500gwith case

Operation Manual rev. 1.64 (15 Feb. 2022):

JUMA PA1000 Remote Application Setup for Windows: click HERE

Weight 6500 g
Dimensions 35 × 15 × 35 cm


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